Finding the Fourth Proportional to 5,404.49, 8,103.96 and 2,480.25

Step by Step Solution

1. Step 1: Write the proportion equation
   5,404.49 : 8,103.96 = 2,480.25 : x
2. Step 2: Convert to fraction form
   5,404.49/8,103.96 = 2,480.25/x
3. Step 3: Cross multiply
   5,404.49x = 8,103.96 × 2,480.25
4. Step 4: Simplify right side
   5,404.49x = 20,099,846.79
5. Step 5: Solve for x
   x = 20,099,846.79/5,404.49
6. Step 6: Final answer
   x = 3,719.10