At December 31, 2015, Ethan Company reports the following results for its calendar-year. Cash sales Credit sales $2.086,640 3,528,000 In addition, its unadjusted trial balance includes the following items. Accounts receivable Allowance for doubtful accounts $1,068,984 debit 28100 debit There was objective evidence that 10% of a $142,000 debt owed by a debtor, Nathan Company, would most probably be uncollectible. An aging analysis of the rest of the accounts receivables Indicated that an estimated 7% of these accounts would not be collectible