Finding the Fourth Proportional to 33,132.50, 49,697.12 and 12,354.38

Step by Step Solution

1. Step 1: Write the proportion equation
   33,132.50 : 49,697.12 = 12,354.38 : x
2. Step 2: Convert to fraction form
   33,132.50/49,697.12 = 12,354.38/x
3. Step 3: Cross multiply
   33,132.50x = 49,697.12 × 12,354.38
4. Step 4: Simplify right side
   33,132.50x = 613,976,887.79
5. Step 5: Solve for x
   x = 613,976,887.79/33,132.50
6. Step 6: Final answer
   x = 18,530.96