Finding the Fourth Proportional to 126,098.72, 174,017.40 and 69,512.12

Step by Step Solution

1. Step 1: Write the proportion equation
   126,098.72 : 174,017.40 = 69,512.12 : x
2. Step 2: Convert to fraction form
   126,098.72/174,017.40 = 69,512.12/x
3. Step 3: Cross multiply
   126,098.72x = 174,017.40 × 69,512.12
4. Step 4: Simplify right side
   126,098.72x = 12,096,318,390.89
5. Step 5: Solve for x
   x = 12,096,318,390.89/126,098.72
6. Step 6: Final answer
   x = 95,927.37