E6-4 (Algo) Inferring Shrinkage Using a Perpetual Inventory System (LO 6-2) In the year ended February 2, 2019, Stewart Company reported cost of goods sold (before shrinkage) of $17.0 billion; February 2, 2019, inventory of $6.7 billion; and ending inventory for the previous year (February 3, 2018) of $6.2 billion. Required: If the cost of inventory purchases was $17.8 billion, what was the cost of shrinkage during the year ended February 2, 2019? (Enter your answer in billions rounded to 1 decimal place.) Cost of Shrinkage billion