Finding the Fourth Proportional to 156,118.34, 215,448.53 and 95,677.31

Step by Step Solution

1. Step 1: Write the proportion equation
   156,118.34 : 215,448.53 = 95,677.31 : x
2. Step 2: Convert to fraction form
   156,118.34/215,448.53 = 95,677.31/x
3. Step 3: Cross multiply
   156,118.34x = 215,448.53 × 95,677.31
4. Step 4: Simplify right side
   156,118.34x = 20,613,534,776.85
5. Step 5: Solve for x
   x = 20,613,534,776.85/156,118.34
6. Step 6: Final answer
   x = 132,037.88