Finding the Fourth Proportional to 8,108.83, 12,154.87 and 2,839.24

Step by Step Solution

1. Step 1: Write the proportion equation
   8,108.83 : 12,154.87 = 2,839.24 : x
2. Step 2: Convert to fraction form
   8,108.83/12,154.87 = 2,839.24/x
3. Step 3: Cross multiply
   8,108.83x = 12,154.87 × 2,839.24
4. Step 4: Simplify right side
   8,108.83x = 34,510,593.10
5. Step 5: Solve for x
   x = 34,510,593.10/8,108.83
6. Step 6: Final answer
   x = 4,255.93