Finding the Fourth Proportional to 33,288.71, 49,932.55 and 9,915.14

Step by Step Solution

1. Step 1: Write the proportion equation
   33,288.71 : 49,932.55 = 9,915.14 : x
2. Step 2: Convert to fraction form
   33,288.71/49,932.55 = 9,915.14/x
3. Step 3: Cross multiply
   33,288.71x = 49,932.55 × 9,915.14
4. Step 4: Simplify right side
   33,288.71x = 495,088,361.03
5. Step 5: Solve for x
   x = 495,088,361.03/33,288.71
6. Step 6: Final answer
   x = 14,872.56