Finding the Fourth Proportional to 88,404.86, 132,242.78 and 56,766.26

Step by Step Solution

1. Step 1: Write the proportion equation
   88,404.86 : 132,242.78 = 56,766.26 : x
2. Step 2: Convert to fraction form
   88,404.86/132,242.78 = 56,766.26/x
3. Step 3: Cross multiply
   88,404.86x = 132,242.78 × 56,766.26
4. Step 4: Simplify right side
   88,404.86x = 7,506,928,032.60
5. Step 5: Solve for x
   x = 7,506,928,032.60/88,404.86
6. Step 6: Final answer
   x = 84,915.33