Arman's parents gave him some money as a gift and deposit all of it in a bank that pays 5% annual interest compounded quarterly. After 12 years his balance is $19,000. How much money as a gift his...

Arman's parents gave him some money as a gift and deposit all of it in a bank that pays 5% annual interest compounded quarterly.  After 12 years his balance is $19,000.

How much money as a gift his parents gave him.

Use six digits after decimal when calculating.

For your final answer, round to two digits after decimal.