Finding the Fourth Proportional to 8,105.83, 12,146.59 and 6,254.17

Step by Step Solution

1. Step 1: Write the proportion equation
   8,105.83 : 12,146.59 = 6,254.17 : x
2. Step 2: Convert to fraction form
   8,105.83/12,146.59 = 6,254.17/x
3. Step 3: Cross multiply
   8,105.83x = 12,146.59 × 6,254.17
4. Step 4: Simplify right side
   8,105.83x = 75,966,838.78
5. Step 5: Solve for x
   x = 75,966,838.78/8,105.83
6. Step 6: Final answer
   x = 9,371.88