Linda made a deposit of $400 in her savings account 5 years ago. in the first year her account was earning 6%, but she did not deposit any money. in the second year her interest increased to 8%, when linda knew about the increase she deposited C amount at the end of the year 2. During the 3rd year her increased again to 11%, which made linda deposit twice the amount that she deposited the year before (2C). in the fourth and fifth year the rate dropped to 7%. by the end of the 5th year she had $3704.39 in her account. What is the value of C?