Finding the Fourth Proportional to 8,882.06, 12,255.84 and 5,105.43

Step by Step Solution

1. Step 1: Write the proportion equation
   8,882.06 : 12,255.84 = 5,105.43 : x
2. Step 2: Convert to fraction form
   8,882.06/12,255.84 = 5,105.43/x
3. Step 3: Cross multiply
   8,882.06x = 12,255.84 × 5,105.43
4. Step 4: Simplify right side
   8,882.06x = 62,571,333.21
5. Step 5: Solve for x
   x = 62,571,333.21/8,882.06
6. Step 6: Final answer
   x = 7,044.69