'We're engaged!' Emotional Kaley Cuoco breaks down as she accepts Karl Cook's proposal in touching Instagram video... a year after finalizing divorce from Ryan Sweeting

The Big Bang Theory star Kaley Cuoco is engaged to her boyfriend Karl Cook - who proposed to her Thursday on her 32nd birthday.

In a heartwarming video Karl posted to Instagram, she was flushed and in floods of tears as she showed off her ring to the camera.

Kaley finalized her divorce from her first husband Ryan Sweeting in May 2016, after they got engaged in 2013 after just three months of dating.?

'I say yes!' The Big Bang Theory star Kaley Cuoco is engaged to her boyfriend Karl Cook - who proposed to her Thursday on her 32nd birthday

Karl, a professional equestrian, filmed Kaley for the Thursday Instagram video, seemingly having popped the question only a moment before.

As Kaley sobbed in what looked like the hallway of a house, her new fiancé asked: 'Honey? How do you feel, honey? What's on your finger, honey?'

Showing the camera her ring, she said: 'We're engaged!'?Karl had to point out to her: 'You still haven't said: "Yes," yet.

Overwhelmed: The couple were seen looking emotional as they shared a kissed following the engagement

Overwhelmed: The couple were seen looking emotional as they shared a kissed following the engagement

Milestone: In a heartwarming video Karl posted to Instagram, she was flushed and in floods of tears as she showed off her ring to the camera?

'Yes! I say yes! I say yes!' said Kaley, melting into giggles. Behind the camera, Karl and a group of other people could be heard laughing as well.

'Who knew my prior post was oracular. Well after nearly two years I finally got up the courage to ask her to marry me,' Karl wrote in his caption.

'This is the best night of my life and I think the video shows it is the best night for kaley as well.....of she said yes!!!!!'

The 'prior post' was an Instagram photo Karl had uploaded earlier that day, showing himself and Kaley in a Christmas-decorated Target.

Some enchanted evening: He wrote in his caption: 'This is the best night of my life and I think the video shows it is the best night for kaley as well.....of she said yes!!!!!'

Some enchanted evening: He wrote in his caption: 'This is the best night of my life and I think the video shows it is the best night for kaley as well.....of she said yes!!!!!'

'Absolutely brilliant': After posting the engagement video, Karl uploaded an Instagram photo of the ring - with its teardrop solitaire - sitting in its box

'Absolutely brilliant': After posting the engagement video, Karl uploaded an Instagram photo of the ring - with its teardrop solitaire - sitting in its box

Karl beamed as he held up an oversized toy engagement ring in front of Kaley, who treated the camera to an exhausted, exasperated stare.

'On my love's birthday I got her everything she has always wanted....now judging by her face maybe not, it's the thought that counts right,' he joked in the caption.?

After posting the engagement video, Karl uploaded an Instagram photo of the ring - with its teardrop solitaire - sitting in its box.

Raw: The couple shared this emotional video to their social media?

Raw: The couple shared this emotional video to their social media?

Tearful: Kaley held her face in astonishment after the joyous occasion

Tearful: Kaley held her face in astonishment after the joyous occasion

'I am so so so happy. Thank you @nadis_diamonds for making the greatest ring I could hope for. Absolutely brilliant. Thank you thank you,' her fiance captioned

'I am so so so happy. Thank you @nadis_diamonds for making the greatest ring I could hope for. Absolutely brilliant. Thank you thank you,' her fiance captioned

'I am so so so happy. Thank you @nadis_diamonds for making the greatest ring I could hope for. Absolutely brilliant. Thank you thank you,' he captioned.

Kaley - whom Forbes?named the second-highest paid TV actress on the planet between June 1 last year and this year - has been dating Karl since last spring.

Though Kaley is not a Grand Prix-winning pro like her 26-year-old husband-to-be, she is fond of riding and owns multiple horses of her own.

Like her impending second husband, Kaley's first husband was an athlete as well - though Ryan's sport of choice was tennis, which he used to play professionally.

Mutual interests:?Though Kaley is not a Grand Prix-winning pro like her 26-year-old husband-to-be, she is fond of riding and owns multiple horses of her own

Mutual interests:?Though Kaley is not a Grand Prix-winning pro like her 26-year-old husband-to-be, she is fond of riding and owns multiple horses of her own

Touched: The actress struggled to contain herself as the news sunk in?

Touched: The actress struggled to contain herself as the news sunk in?

Over a year on: Kaley - whom Forbes named the second-highest paid TV actress on the planet between June 1 last year and this year - has been dating Karl since last spring

Over a year on: Kaley - whom Forbes named the second-highest paid TV actress on the planet between June 1 last year and this year - has been dating Karl since last spring

Ryan and Kaley became engaged three months into their romance in 2013 and got married three months after getting engaged.

They held their wedding on New Year's Eve 2013, but in September of 2015 they publicly revealed that they were splitting up.

When the divorce was finalized in May 2016, Kaley got to keep all of her money from The Big Bang Theory thanks to the prenuptial agreement, according to?TMZ.

She is widely reputed to earn $1 million per episode of the smash hit sitcom.

Joyous! She cried tears of joy over the happy and life changing occasion

Joyous! She cried tears of joy over the happy and life changing occasion

Can't get over it! She shared her reaction with her plethora of fans

Can't get over it! She shared her reaction with her plethora of fans

'On my loves birthday': Earlier in the day he had put up a lighthearted Instagram photo of Kaley looking exasperated as he held an oversize toy engagement ring in a Target

'On my loves birthday': Earlier in the day he had put up a lighthearted Instagram photo of Kaley looking exasperated as he held an oversize toy engagement ring in a Target

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