Finding the Fourth Proportional to 88,852.05, 133,170.30 and 65,259.72

Step by Step Solution

1. Step 1: Write the proportion equation
   88,852.05 : 133,170.30 = 65,259.72 : x
2. Step 2: Convert to fraction form
   88,852.05/133,170.30 = 65,259.72/x
3. Step 3: Cross multiply
   88,852.05x = 133,170.30 × 65,259.72
4. Step 4: Simplify right side
   88,852.05x = 8,690,656,490.32
5. Step 5: Solve for x
   x = 8,690,656,490.32/88,852.05
6. Step 6: Final answer
   x = 97,810.42