Finding the Fourth Proportional to 88,456.50, 122,156.72 and 75,635.66

Step by Step Solution

1. Step 1: Write the proportion equation
   88,456.50 : 122,156.72 = 75,635.66 : x
2. Step 2: Convert to fraction form
   88,456.50/122,156.72 = 75,635.66/x
3. Step 3: Cross multiply
   88,456.50x = 122,156.72 × 75,635.66
4. Step 4: Simplify right side
   88,456.50x = 9,239,404,140.64
5. Step 5: Solve for x
   x = 9,239,404,140.64/88,456.50
6. Step 6: Final answer
   x = 104,451.39