Finding the Fourth Proportional to 16,631.10, 24,960.69 and 8,308.62

Step by Step Solution

1. Step 1: Write the proportion equation
   16,631.10 : 24,960.69 = 8,308.62 : x
2. Step 2: Convert to fraction form
   16,631.10/24,960.69 = 8,308.62/x
3. Step 3: Cross multiply
   16,631.10x = 24,960.69 × 8,308.62
4. Step 4: Simplify right side
   16,631.10x = 207,388,888.15
5. Step 5: Solve for x
   x = 207,388,888.15/16,631.10
6. Step 6: Final answer
   x = 12,469.94