Finding the Fourth Proportional to 124,391.61, 171,665.06 and 70,685.73

Step by Step Solution

1. Step 1: Write the proportion equation
   124,391.61 : 171,665.06 = 70,685.73 : x
2. Step 2: Convert to fraction form
   124,391.61/171,665.06 = 70,685.73/x
3. Step 3: Cross multiply
   124,391.61x = 171,665.06 × 70,685.73
4. Step 4: Simplify right side
   124,391.61x = 12,134,269,728.17
5. Step 5: Solve for x
   x = 12,134,269,728.17/124,391.61
6. Step 6: Final answer
   x = 97,548.94