Finding the Fourth Proportional to 479,818.27, 719,728.32 and 124,831.72

Step by Step Solution

1. Step 1: Write the proportion equation
   479,818.27 : 719,728.32 = 124,831.72 : x
2. Step 2: Convert to fraction form
   479,818.27/719,728.32 = 124,831.72/x
3. Step 3: Cross multiply
   479,818.27x = 719,728.32 × 124,831.72
4. Step 4: Simplify right side
   479,818.27x = 89,844,924,118.31
5. Step 5: Solve for x
   x = 89,844,924,118.31/479,818.27
6. Step 6: Final answer
   x = 187,247.82