Finding the Fourth Proportional to 8,298.72, 12,449.28 and 2,454.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,298.72 : 12,449.28 = 2,454.56 : x
2. Step 2: Convert to fraction form
   8,298.72/12,449.28 = 2,454.56/x
3. Step 3: Cross multiply
   8,298.72x = 12,449.28 × 2,454.56
4. Step 4: Simplify right side
   8,298.72x = 30,557,504.72
5. Step 5: Solve for x
   x = 30,557,504.72/8,298.72
6. Step 6: Final answer
   x = 3,682.19