please answer with handwritten formula work only, no spreadsheet/excel, thank you

Problem 9. At the beginning of the year, an investment fund was established with an initial deposit of 2,200. A new deposit of 1020 was made at the end of four months. Withdrawals of 1240 and 600 were made at the end of six months and eight months, respectively. The amount in the fund at the end of the year is 1,760. Find the dollar-weighted yield rate earned during the year. Write your answer in detail