Finding the Fourth Proportional to 249,404.88, 374,138.04 and 83,155.92

Step by Step Solution

1. Step 1: Write the proportion equation
   249,404.88 : 374,138.04 = 83,155.92 : x
2. Step 2: Convert to fraction form
   249,404.88/374,138.04 = 83,155.92/x
3. Step 3: Cross multiply
   249,404.88x = 374,138.04 × 83,155.92
4. Step 4: Simplify right side
   249,404.88x = 31,111,792,923.20
5. Step 5: Solve for x
   x = 31,111,792,923.20/249,404.88
6. Step 6: Final answer
   x = 124,744.12