Finding the Fourth Proportional to 124,755.37, 172,162.24 and 71,040.38

Step by Step Solution

1. Step 1: Write the proportion equation
   124,755.37 : 172,162.24 = 71,040.38 : x
2. Step 2: Convert to fraction form
   124,755.37/172,162.24 = 71,040.38/x
3. Step 3: Cross multiply
   124,755.37x = 172,162.24 × 71,040.38
4. Step 4: Simplify right side
   124,755.37x = 12,230,470,951.25
5. Step 5: Solve for x
   x = 12,230,470,951.25/124,755.37
6. Step 6: Final answer
   x = 98,035.63