Finding the Fourth Proportional to 8,581.80, 12,871.08 and 4,196.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,581.80 : 12,871.08 = 4,196.52 : x
2. Step 2: Convert to fraction form
   8,581.80/12,871.08 = 4,196.52/x
3. Step 3: Cross multiply
   8,581.80x = 12,871.08 × 4,196.52
4. Step 4: Simplify right side
   8,581.80x = 54,013,744.64
5. Step 5: Solve for x
   x = 54,013,744.64/8,581.80
6. Step 6: Final answer
   x = 6,293.99