Required information [The following information applies to the questions displayed below.] Larsen Company began the current year with balances in accounts receivable and allowance for doubtful accounts of $54,200 and $4,320, respectively. The company reported credit sales of $479,500 during the year, collected $514,200, and wrote off $4,200 of uncollectible accounts. Larsen Company estimates that 10% of its accounts receivable balance will be uncollectible. Required: a. Determine the balance in the allowance for doubtful accounts as of the end of the current year