Finding the Fourth Proportional to 479,817.27, 719,726.82 and 124,830.72

Step by Step Solution

1. Step 1: Write the proportion equation
   479,817.27 : 719,726.82 = 124,830.72 : x
2. Step 2: Convert to fraction form
   479,817.27/719,726.82 = 124,830.72/x
3. Step 3: Cross multiply
   479,817.27x = 719,726.82 × 124,830.72
4. Step 4: Simplify right side
   479,817.27x = 89,844,017,143.91
5. Step 5: Solve for x
   x = 89,844,017,143.91/479,817.27
6. Step 6: Final answer
   x = 187,246.32