please give detailed answer, ty!

Boudreaux, age 30 , wants to retire at age 60 . He currently earns $50,000 per year. He has an objective to replace 75% of his preretirement income. He wants the retirement to average 3% and, based on his family health, he predicts he will live to age 95 , Boudreaux is currently saving 7% of his gross income at each year-end and expects to continue this level of savings. Boudreaux wants to ignore any Social Security benefits for purposes of planning. How much does he need to accumulate by age 60 ? Boudreaux, age 30 , wants to retire at age 60 . He currently earns $50,000 per year. He has an objective to replace 75% of his preretirement income. He wants the retirement to average 3% and, based on his family health, he predicts he will live to age 95 , Boudreaux is currently saving 7% of his gross income at each year-end and expects to continue this level of savings. Boudreaux wants to ignore any Social Security benefits for purposes of planning. How much does he need to accumulate by age 60