Judge Drago has decided to set up an educational fund for his favorite granddaughter, Emma, who will start college in one year. The judge plans to deposit an amount in a savings account that pays 7% annual interest. He wants to deposit an amount that is sufficient to permit Emma to withdraw $21,100 for tuition starting in one year and continuing each year for a total of four years. (FV of $1, PV of $1, FVA of $1, and PVA of $1) (Use the appropriate factor(s) from the tables provided.)

How much should he deposit today to provide Emma with a fund to pay for her college tuition? (Round your answer to nearest whole dollar.)