Finding the Fourth Proportional to 12,310.57, 18,465.72 and 8,352.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,310.57 : 18,465.72 = 8,352.02 : x
2. Step 2: Convert to fraction form
   12,310.57/18,465.72 = 8,352.02/x
3. Step 3: Cross multiply
   12,310.57x = 18,465.72 × 8,352.02
4. Step 4: Simplify right side
   12,310.57x = 154,226,150.55
5. Step 5: Solve for x
   x = 154,226,150.55/12,310.57
6. Step 6: Final answer
   x = 12,527.95