Finding the Fourth Proportional to 129,610.72, 194,134.20 and 62,910.46

Step by Step Solution

1. Step 1: Write the proportion equation
   129,610.72 : 194,134.20 = 62,910.46 : x
2. Step 2: Convert to fraction form
   129,610.72/194,134.20 = 62,910.46/x
3. Step 3: Cross multiply
   129,610.72x = 194,134.20 × 62,910.46
4. Step 4: Simplify right side
   129,610.72x = 12,213,071,823.73
5. Step 5: Solve for x
   x = 12,213,071,823.73/129,610.72
6. Step 6: Final answer
   x = 94,228.87