Answer doesn't explain how it got the number $22,320$ in this question.

Adimance for Doubtful Accmmtshos a cretSt balance of $4,200 in the trial balance and bad debts arc expected to be of iotm.alize adjusting entry for the end Ot the period, (Credit occcunt titles ore automatically indented the i' entered. mt indent account Titles and Explanation eTeKtbook and Media List of Accounts Debit Allowance for has a debit trial b'd debts are expected to be 9% Of the entry of the period. When amount is not Aeeount Titles and Explanation C Textbook Media Lig of Accounts