Finding the Fourth Proportional to 8,456.04, 12,682.92 and 2,216.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,456.04 : 12,682.92 = 2,216.46 : x
2. Step 2: Convert to fraction form
   8,456.04/12,682.92 = 2,216.46/x
3. Step 3: Cross multiply
   8,456.04x = 12,682.92 × 2,216.46
4. Step 4: Simplify right side
   8,456.04x = 28,111,184.86
5. Step 5: Solve for x
   x = 28,111,184.86/8,456.04
6. Step 6: Final answer
   x = 3,324.39