How do you solve this? Can you write the formula for excel also please:

You have just received an endowment and placed this money in a savings account at an annual rate of 10.58 percent. You are going to withdraw the following cash flows for the next five years.

End of year

1.$7,556

2.$5,252

3.$7,243

4.$2,306

5.$2,959

How much is the endowment that you received?