Finding the Fourth Proportional to 83,233.98, 124,863.42 and 30,639.46

Step by Step Solution

1. Step 1: Write the proportion equation
   83,233.98 : 124,863.42 = 30,639.46 : x
2. Step 2: Convert to fraction form
   83,233.98/124,863.42 = 30,639.46/x
3. Step 3: Cross multiply
   83,233.98x = 124,863.42 × 30,639.46
4. Step 4: Simplify right side
   83,233.98x = 3,825,747,762.55
5. Step 5: Solve for x
   x = 3,825,747,762.55/83,233.98
6. Step 6: Final answer
   x = 45,963.77