This is entirely possible! If you held a lot of cash at once, then even after the first steal, you could still have enough cash to make you the Cash King again! If your friend was lucky enough to land on Steal after only a short amount of time then this scenario is perfectly normal.
If you have more questions, please contact us through the game by going to our Menu > Settings > Support. We can help you quicker this way, because the game will allow us to view your account and better help you.