One item is omitted in each of the following summaries of balance sheet and income statement data for three different Companies, X, Y, and Z. Beginning of the Year: Assets Liabilities End of the Year: Assets X Company $390,000 $150,000 $219,000 250,000 105,000 168,000 450,000 175,000 195,000 280,000 95,000 169,000 Liabilities During the Year: Issued additional shares X? 79,000 80,000 Dividends 90,000 83,000 Z? Revenue 195,000 Y? 187,000 Expenses 170,000 113,000 175,000 Requirement 1: Determine the amounts of the missing items X, Y and Z by showing your full calculation workings, identifying each company by its Company X, Y or Z letter. Requirement 2: Write a memorandum explaining the sequence for preparing financial statements and the inter-relationship of the Statement of Changes in Equity to the Income Statement and the Balance Sheet.