At the end of the current year, Accounts Receivable has a balance of $4,000,000; Allowance for Doubtful Accounts has a debit balance of $203,980; and Net Sales for the year total $10,000,000. Using the Analysis of Accounts Receivable Method the balance for the Allowance for Doubtful Accounts is estimated as $602,790.

1) Calculate the dollar amount required to record the allowance amount.

2) Prepare the adjusting journal entry for the Allowance for Doubtful Accounts

3) Calculate the Net Accounts Receivable Balance [Calculations must include words & numbers]