Finding the Fourth Proportional to 146,581.38, 202,287.27 and 86,151.15

Step by Step Solution

1. Step 1: Write the proportion equation
   146,581.38 : 202,287.27 = 86,151.15 : x
2. Step 2: Convert to fraction form
   146,581.38/202,287.27 = 86,151.15/x
3. Step 3: Cross multiply
   146,581.38x = 202,287.27 × 86,151.15
4. Step 4: Simplify right side
   146,581.38x = 17,427,280,940.86
5. Step 5: Solve for x
   x = 17,427,280,940.86/146,581.38
6. Step 6: Final answer
   x = 118,891.51