Exxon Mobil Corporation provides the following details for the quarter ending September 30, 2024:

Item	Amount ($)
Beginning Inventory (Sep 1)	2 billion
Purchases	3.5 billion
Sales	4.2 billion
Ending Inventory (Sep 30)	? billion

Required:

• Calculate the cost of goods sold for Exxon Mobil Corporation for the quarter.
• Determine the ending inventory value using the FIFO method.
• Prepare a schedule of cost of goods manufactured (if additional information on manufacturing costs is provided).
• Analyze the impact of inventory valuation methods on financial statements.