Finding the Fourth Proportional to 41,429.88, 62,150.76 and 15,128.28

Step by Step Solution

1. Step 1: Write the proportion equation
   41,429.88 : 62,150.76 = 15,128.28 : x
2. Step 2: Convert to fraction form
   41,429.88/62,150.76 = 15,128.28/x
3. Step 3: Cross multiply
   41,429.88x = 62,150.76 × 15,128.28
4. Step 4: Simplify right side
   41,429.88x = 940,234,099.49
5. Step 5: Solve for x
   x = 940,234,099.49/41,429.88
6. Step 6: Final answer
   x = 22,694.59