Alex is 35 years old now. He wants to accumulate $800,000. when he retires at age of 65. He starts depositing into the retirement fund annually for the next 30 years. His first deposit at age 36 is $A, and the following deposits will increase by 5% every year. The market annual interest rate is guaranteed to be 7%. Find the value of his first deposit, i.e., A=?

A=$4,254.89

A=$34,120.05

A=$15,493.39

A=$37,016.56

A=$4,862.73