Finding the Fourth Proportional to 9,142.03, 12,616.00 and 4,950.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,142.03 : 12,616.00 = 4,950.28 : x
2. Step 2: Convert to fraction form
   9,142.03/12,616.00 = 4,950.28/x
3. Step 3: Cross multiply
   9,142.03x = 12,616.00 × 4,950.28
4. Step 4: Simplify right side
   9,142.03x = 62,452,763.72
5. Step 5: Solve for x
   x = 62,452,763.72/9,142.03
6. Step 6: Final answer
   x = 6,831.39