Finding the Fourth Proportional to 8,452.98, 12,681.27 and 3,260.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,452.98 : 12,681.27 = 3,260.34 : x
2. Step 2: Convert to fraction form
   8,452.98/12,681.27 = 3,260.34/x
3. Step 3: Cross multiply
   8,452.98x = 12,681.27 × 3,260.34
4. Step 4: Simplify right side
   8,452.98x = 41,345,251.83
5. Step 5: Solve for x
   x = 41,345,251.83/8,452.98
6. Step 6: Final answer
   x = 4,891.20