Finding the Fourth Proportional to 5,480.43, 8,223.24 and 2,846.55

Step by Step Solution

1. Step 1: Write the proportion equation
   5,480.43 : 8,223.24 = 2,846.55 : x
2. Step 2: Convert to fraction form
   5,480.43/8,223.24 = 2,846.55/x
3. Step 3: Cross multiply
   5,480.43x = 8,223.24 × 2,846.55
4. Step 4: Simplify right side
   5,480.43x = 23,407,863.82
5. Step 5: Solve for x
   x = 23,407,863.82/5,480.43
6. Step 6: Final answer
   x = 4,271.17