Finding the Fourth Proportional to 156,086.29, 215,418.15 and 95,665.54

Step by Step Solution

1. Step 1: Write the proportion equation
   156,086.29 : 215,418.15 = 95,665.54 : x
2. Step 2: Convert to fraction form
   156,086.29/215,418.15 = 95,665.54/x
3. Step 3: Cross multiply
   156,086.29x = 215,418.15 × 95,665.54
4. Step 4: Simplify right side
   156,086.29x = 20,608,093,645.55
5. Step 5: Solve for x
   x = 20,608,093,645.55/156,086.29
6. Step 6: Final answer
   x = 132,030.13