Metropolis Books sold 51,400 copies of a best-selling novel in July for $12 each. Included in each book was a $3 mail-in rebate for a tuture book purchase if the customer sends in proof of purchase with a completed rebate form. Metropolis estimates that 11% of the purchasers will claim the rebate. (a) Your answer is incorrect Calculate the sales revenue and the unearned revenue related to the loyalty program that Metropolis earned in July on this book (Round answers to decimal places, 0.3 5.276. Do not round Intermediate calculation) Earned revenue Uvarned revenue Prepare the journal entry to record the sale and the unearned revenue Metropolis Books should record. (Credit account titles are automatically indented when the amount is entered. Do not indent manually. If no entry is required, select "No Entry" for the account titles and enter for the amounts.) Account Titles and Explanation Debit Credit 660400 Cash 639064 Sales 21.336 Unearned Revenue-Loyalty Program To record sales and unearned revenue related to the loyalty program.)