Beginning three months from now, you want to be able to withdraw $3,900 each quarter from your bank account to cover college expenses over the next four years. If the account pays .79 percent interest per quarter, how much do you need to have in your bank account today to meet your expense needs over the next four years

Juan's investment portfolio was valued at $125,640 at the beginning of the year. during the year, juan received $603 in interest income and $298 in dividend income. juan also sold shares of stock and realized $1,459 in capital gains. juan's portfolio is valued at $142,608 at the end of the year. all income and realized gains were reinvested. no funds were contributed or withdrawn during the year. what is the amount of income juan must declare this year for income tax purposes?