Finding the Fourth Proportional to 16,635.98, 24,951.12 and 8,307.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,635.98 : 24,951.12 = 8,307.15 : x
2. Step 2: Convert to fraction form
   16,635.98/24,951.12 = 8,307.15/x
3. Step 3: Cross multiply
   16,635.98x = 24,951.12 × 8,307.15
4. Step 4: Simplify right side
   16,635.98x = 207,272,696.51
5. Step 5: Solve for x
   x = 207,272,696.51/16,635.98
6. Step 6: Final answer
   x = 12,459.31