Finding the Fourth Proportional to 124,042.88, 171,183.68 and 71,061.12

Step by Step Solution

1. Step 1: Write the proportion equation
   124,042.88 : 171,183.68 = 71,061.12 : x
2. Step 2: Convert to fraction form
   124,042.88/171,183.68 = 71,061.12/x
3. Step 3: Cross multiply
   124,042.88x = 171,183.68 × 71,061.12
4. Step 4: Simplify right side
   124,042.88x = 12,164,504,026.52
5. Step 5: Solve for x
   x = 12,164,504,026.52/124,042.88
6. Step 6: Final answer
   x = 98,066.93