Finding the Fourth Proportional to 124,440.96, 171,755.34 and 73,434.72

Step by Step Solution

1. Step 1: Write the proportion equation
   124,440.96 : 171,755.34 = 73,434.72 : x
2. Step 2: Convert to fraction form
   124,440.96/171,755.34 = 73,434.72/x
3. Step 3: Cross multiply
   124,440.96x = 171,755.34 × 73,434.72
4. Step 4: Simplify right side
   124,440.96x = 12,612,805,301.40
5. Step 5: Solve for x
   x = 12,612,805,301.40/124,440.96
6. Step 6: Final answer
   x = 101,355.74