Finding the Fourth Proportional to 16,620.62, 24,925.52 and 5,524.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,620.62 : 24,925.52 = 5,524.31 : x
2. Step 2: Convert to fraction form
   16,620.62/24,925.52 = 5,524.31/x
3. Step 3: Cross multiply
   16,620.62x = 24,925.52 × 5,524.31
4. Step 4: Simplify right side
   16,620.62x = 137,696,375.52
5. Step 5: Solve for x
   x = 137,696,375.52/16,620.62
6. Step 6: Final answer
   x = 8,284.67