Finding the Fourth Proportional to 8,322.57, 12,483.16 and 2,479.18

Step by Step Solution

1. Step 1: Write the proportion equation
   8,322.57 : 12,483.16 = 2,479.18 : x
2. Step 2: Convert to fraction form
   8,322.57/12,483.16 = 2,479.18/x
3. Step 3: Cross multiply
   8,322.57x = 12,483.16 × 2,479.18
4. Step 4: Simplify right side
   8,322.57x = 30,947,963.20
5. Step 5: Solve for x
   x = 30,947,963.20/8,322.57
6. Step 6: Final answer
   x = 3,718.56