Need help figuring out how to solve this plz...

Homework: CH 5 HW Save score: 0 of 2 pts 4 of 8 (3 complete) HW Score: 23.53%, 4 of 17 pts E5-38B (similar to) Question Help Al Make Sounds, Inc., sells and installs audio equipment. All Make Sounds, Inc.'s entire inventory was destroyed during a recent fire that occurred in its warehouse. All Make Sounds, Inc.'s accounting records reflect the following information (Click the icon to view the accounting records.) Requirement 1. Use the gross profit method to estimate the amount of All Make Sounds, Inc.'s inventory loss Begin by calculating the cost of goods available and then compute the estimated cost of the inventory loss. Data Table - X Cost of goods available Beginning inventory.....$ Net purchases Net sales Gross profit rate 53,000 237,600 390,000 30% Print Done Choose from any list or enter any number in the input fields and then click Check Answer part remaining Clear All Check