do not use excel just write on sheet please

2) You just had your 30th birthday and you are planning for your retirement at age 66. You currently have $20,000 in your investment portfolio, and you estimate that you will need at least $1.5 million in order to retire comfortably when you turn 66. What rate of return must be earned on your investment portfolio (assuming that you do not add any more money into the account) for your retirement plan to work