Finding the Fourth Proportional to 142,039.34, 213,058.72 and 82,833.52

Step by Step Solution

1. Step 1: Write the proportion equation
   142,039.34 : 213,058.72 = 82,833.52 : x
2. Step 2: Convert to fraction form
   142,039.34/213,058.72 = 82,833.52/x
3. Step 3: Cross multiply
   142,039.34x = 213,058.72 × 82,833.52
4. Step 4: Simplify right side
   142,039.34x = 17,648,403,744.29
5. Step 5: Solve for x
   x = 17,648,403,744.29/142,039.34
6. Step 6: Final answer
   x = 124,250.11