Finding the Fourth Proportional to 126,146.72, 174,082.20 and 69,558.32

Step by Step Solution

1. Step 1: Write the proportion equation
   126,146.72 : 174,082.20 = 69,558.32 : x
2. Step 2: Convert to fraction form
   126,146.72/174,082.20 = 69,558.32/x
3. Step 3: Cross multiply
   126,146.72x = 174,082.20 × 69,558.32
4. Step 4: Simplify right side
   126,146.72x = 12,108,865,373.90
5. Step 5: Solve for x
   x = 12,108,865,373.90/126,146.72
6. Step 6: Final answer
   x = 95,990.33