Finding the Fourth Proportional to 3,449.67, 5,170.86 and 2,480.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,449.67 : 5,170.86 = 2,480.10 : x
2. Step 2: Convert to fraction form
   3,449.67/5,170.86 = 2,480.10/x
3. Step 3: Cross multiply
   3,449.67x = 5,170.86 × 2,480.10
4. Step 4: Simplify right side
   3,449.67x = 12,824,249.89
5. Step 5: Solve for x
   x = 12,824,249.89/3,449.67
6. Step 6: Final answer
   x = 3,717.53