Finding the Fourth Proportional to 124,160.27, 171,359.23 and 69,718.55

Step by Step Solution

1. Step 1: Write the proportion equation
   124,160.27 : 171,359.23 = 69,718.55 : x
2. Step 2: Convert to fraction form
   124,160.27/171,359.23 = 69,718.55/x
3. Step 3: Cross multiply
   124,160.27x = 171,359.23 × 69,718.55
4. Step 4: Simplify right side
   124,160.27x = 11,946,917,044.72
5. Step 5: Solve for x
   x = 11,946,917,044.72/124,160.27
6. Step 6: Final answer
   x = 96,221.74