Finding the Fourth Proportional to 150,831.24, 208,147.53 and 83,763.24

Step by Step Solution

1. Step 1: Write the proportion equation
   150,831.24 : 208,147.53 = 83,763.24 : x
2. Step 2: Convert to fraction form
   150,831.24/208,147.53 = 83,763.24/x
3. Step 3: Cross multiply
   150,831.24x = 208,147.53 × 83,763.24
4. Step 4: Simplify right side
   150,831.24x = 17,435,111,510.80
5. Step 5: Solve for x
   x = 17,435,111,510.80/150,831.24
6. Step 6: Final answer
   x = 115,593.50