Finding the Fourth Proportional to 142,472.32, 213,629.52 and 58,291.52

Step by Step Solution

1. Step 1: Write the proportion equation
   142,472.32 : 213,629.52 = 58,291.52 : x
2. Step 2: Convert to fraction form
   142,472.32/213,629.52 = 58,291.52/x
3. Step 3: Cross multiply
   142,472.32x = 213,629.52 × 58,291.52
4. Step 4: Simplify right side
   142,472.32x = 12,452,789,437.67
5. Step 5: Solve for x
   x = 12,452,789,437.67/142,472.32
6. Step 6: Final answer
   x = 87,404.97