Finding the Fourth Proportional to 8,282.08, 12,423.20 and 2,442.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,282.08 : 12,423.20 = 2,442.72 : x
2. Step 2: Convert to fraction form
   8,282.08/12,423.20 = 2,442.72/x
3. Step 3: Cross multiply
   8,282.08x = 12,423.20 × 2,442.72
4. Step 4: Simplify right side
   8,282.08x = 30,346,399.10
5. Step 5: Solve for x
   x = 30,346,399.10/8,282.08
6. Step 6: Final answer
   x = 3,664.10