Finding the Fourth Proportional to 88,734.86, 132,967.60 and 65,058.16

Step by Step Solution

1. Step 1: Write the proportion equation
   88,734.86 : 132,967.60 = 65,058.16 : x
2. Step 2: Convert to fraction form
   88,734.86/132,967.60 = 65,058.16/x
3. Step 3: Cross multiply
   88,734.86x = 132,967.60 × 65,058.16
4. Step 4: Simplify right side
   88,734.86x = 8,650,627,395.62
5. Step 5: Solve for x
   x = 8,650,627,395.62/88,734.86
6. Step 6: Final answer
   x = 97,488.49