Finding the Fourth Proportional to 124,233.12, 171,441.92 and 67,644.72

Step by Step Solution

1. Step 1: Write the proportion equation
   124,233.12 : 171,441.92 = 67,644.72 : x
2. Step 2: Convert to fraction form
   124,233.12/171,441.92 = 67,644.72/x
3. Step 3: Cross multiply
   124,233.12x = 171,441.92 × 67,644.72
4. Step 4: Simplify right side
   124,233.12x = 11,597,140,674.66
5. Step 5: Solve for x
   x = 11,597,140,674.66/124,233.12
6. Step 6: Final answer
   x = 93,349.83