Forgiving others is the key commandment. In his “through the Bible” on Matthew 6, Damian Kyle said that it took 20 years for a laborer to earn a single talent. So 10,000 talents is 200,000 years of work.
I did the math once and it was like ten billion dollars... assuming that I did the math correctly, and I had to do a lot of estimating.
But in short, it was a crazy amount of money.