Finding the Fourth Proportional to 142,037.34, 213,055.72 and 82,831.52

Step by Step Solution

1. Step 1: Write the proportion equation
   142,037.34 : 213,055.72 = 82,831.52 : x
2. Step 2: Convert to fraction form
   142,037.34/213,055.72 = 82,831.52/x
3. Step 3: Cross multiply
   142,037.34x = 213,055.72 × 82,831.52
4. Step 4: Simplify right side
   142,037.34x = 17,647,729,132.29
5. Step 5: Solve for x
   x = 17,647,729,132.29/142,037.34
6. Step 6: Final answer
   x = 124,247.11