Finding the Fourth Proportional to 83,239.86, 124,801.46 and 30,642.52

Step by Step Solution

1. Step 1: Write the proportion equation
   83,239.86 : 124,801.46 = 30,642.52 : x
2. Step 2: Convert to fraction form
   83,239.86/124,801.46 = 30,642.52/x
3. Step 3: Cross multiply
   83,239.86x = 124,801.46 × 30,642.52
4. Step 4: Simplify right side
   83,239.86x = 3,824,231,234.08
5. Step 5: Solve for x
   x = 3,824,231,234.08/83,239.86
6. Step 6: Final answer
   x = 45,942.31