I am looking for an Excel worksheet example of a loan schedule with a balloon payment at the end. My internet search has not found much on the subject.This spreadsheet-based calculator creates an amortization schedule for a fixed-rate loan, with optional extra payments. Use these calculator templates to help you navigate your loans, budgets, net worth, and more. Balloon amortization. In this video I'm going to show you how you can use Microsoft Excel to conduct a fairly straightforward exercise in loan amortization. A loan amortization schedule is a table detailing each periodic payment of a loan or debt over time. To do this, go to the Data tab, click WhatIf Analysis, and select Goal Seek.