Finding the Fourth Proportional to 88,662.40, 122,327.46 and 58,436.86

Step by Step Solution

1. Step 1: Write the proportion equation
   88,662.40 : 122,327.46 = 58,436.86 : x
2. Step 2: Convert to fraction form
   88,662.40/122,327.46 = 58,436.86/x
3. Step 3: Cross multiply
   88,662.40x = 122,327.46 × 58,436.86
4. Step 4: Simplify right side
   88,662.40x = 7,148,432,654.18
5. Step 5: Solve for x
   x = 7,148,432,654.18/88,662.40
6. Step 6: Final answer
   x = 80,625.30