Finding the Fourth Proportional to 118,757.28, 163,884.96 and 65,042.04

Step by Step Solution

1. Step 1: Write the proportion equation
   118,757.28 : 163,884.96 = 65,042.04 : x
2. Step 2: Convert to fraction form
   118,757.28/163,884.96 = 65,042.04/x
3. Step 3: Cross multiply
   118,757.28x = 163,884.96 × 65,042.04
4. Step 4: Simplify right side
   118,757.28x = 10,659,412,123.72
5. Step 5: Solve for x
   x = 10,659,412,123.72/118,757.28
6. Step 6: Final answer
   x = 89,757.97