Describe the various forecasting methods. What are the steps needed to develop a forecast? Explain how you could use Excel to help develop a forecast. Provide an example of an Excel forecast (you must use your own Excel software to model this -pics, pdf, pjg, etc are not allowed) for a three year period on any one income statement or balance sheet general ledger account (cash, accounts receivable, inventory, fixed assets, accounts payable, notes, payable, or common stock, etc).