Finding the Fourth Proportional to 8,814.49, 12,162.48 and 5,828.71

Step by Step Solution

1. Step 1: Write the proportion equation
   8,814.49 : 12,162.48 = 5,828.71 : x
2. Step 2: Convert to fraction form
   8,814.49/12,162.48 = 5,828.71/x
3. Step 3: Cross multiply
   8,814.49x = 12,162.48 × 5,828.71
4. Step 4: Simplify right side
   8,814.49x = 70,891,568.80
5. Step 5: Solve for x
   x = 70,891,568.80/8,814.49
6. Step 6: Final answer
   x = 8,042.62