Finding the Fourth Proportional to 8,300.72, 12,452.28 and 2,456.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,300.72 : 12,452.28 = 2,456.56 : x
2. Step 2: Convert to fraction form
   8,300.72/12,452.28 = 2,456.56/x
3. Step 3: Cross multiply
   8,300.72x = 12,452.28 × 2,456.56
4. Step 4: Simplify right side
   8,300.72x = 30,589,772.96
5. Step 5: Solve for x
   x = 30,589,772.96/8,300.72
6. Step 6: Final answer
   x = 3,685.20