Finding the Fourth Proportional to 11,035.52, 16,555.32 and 3,640.28

Step by Step Solution

1. Step 1: Write the proportion equation
   11,035.52 : 16,555.32 = 3,640.28 : x
2. Step 2: Convert to fraction form
   11,035.52/16,555.32 = 3,640.28/x
3. Step 3: Cross multiply
   11,035.52x = 16,555.32 × 3,640.28
4. Step 4: Simplify right side
   11,035.52x = 60,266,000.29
5. Step 5: Solve for x
   x = 60,266,000.29/11,035.52
6. Step 6: Final answer
   x = 5,461.09