Finding the Fourth Proportional to 127,660.91, 176,145.35 and 73,942.72

Step by Step Solution

1. Step 1: Write the proportion equation
   127,660.91 : 176,145.35 = 73,942.72 : x
2. Step 2: Convert to fraction form
   127,660.91/176,145.35 = 73,942.72/x
3. Step 3: Cross multiply
   127,660.91x = 176,145.35 × 73,942.72
4. Step 4: Simplify right side
   127,660.91x = 13,024,665,484.28
5. Step 5: Solve for x
   x = 13,024,665,484.28/127,660.91
6. Step 6: Final answer
   x = 102,025.48