Finding the Fourth Proportional to 127,500.48, 175,956.61 and 73,775.10

Step by Step Solution

1. Step 1: Write the proportion equation
   127,500.48 : 175,956.61 = 73,775.10 : x
2. Step 2: Convert to fraction form
   127,500.48/175,956.61 = 73,775.10/x
3. Step 3: Cross multiply
   127,500.48x = 175,956.61 × 73,775.10
4. Step 4: Simplify right side
   127,500.48x = 12,981,216,498.41
5. Step 5: Solve for x
   x = 12,981,216,498.41/127,500.48
6. Step 6: Final answer
   x = 101,813.08