Finding the Fourth Proportional to 16,491.72, 24,735.18 and 5,398.85

Step by Step Solution

1. Step 1: Write the proportion equation
   16,491.72 : 24,735.18 = 5,398.85 : x
2. Step 2: Convert to fraction form
   16,491.72/24,735.18 = 5,398.85/x
3. Step 3: Cross multiply
   16,491.72x = 24,735.18 × 5,398.85
4. Step 4: Simplify right side
   16,491.72x = 133,541,526.54
5. Step 5: Solve for x
   x = 133,541,526.54/16,491.72
6. Step 6: Final answer
   x = 8,097.49