Finding the Fourth Proportional to 8,198.52, 12,287.48 and 3,513

Step by Step Solution

1. Step 1: Write the proportion equation
   8,198.52 : 12,287.48 = 3,513 : x
2. Step 2: Convert to fraction form
   8,198.52/12,287.48 = 3,513/x
3. Step 3: Cross multiply
   8,198.52x = 12,287.48 × 3,513
4. Step 4: Simplify right side
   8,198.52x = 43,165,899.68
5. Step 5: Solve for x
   x = 43,165,899.68/8,198.52
6. Step 6: Final answer
   x = 5,265.08