Finding the Fourth Proportional to 83,200.47, 124,821.69 and 23,228.90

Step by Step Solution

1. Step 1: Write the proportion equation
   83,200.47 : 124,821.69 = 23,228.90 : x
2. Step 2: Convert to fraction form
   83,200.47/124,821.69 = 23,228.90/x
3. Step 3: Cross multiply
   83,200.47x = 124,821.69 × 23,228.90
4. Step 4: Simplify right side
   83,200.47x = 2,899,469,814.59
5. Step 5: Solve for x
   x = 2,899,469,814.59/83,200.47
6. Step 6: Final answer
   x = 34,849.20