Finding the Fourth Proportional to 2,297.18, 3,170.10 and 1,249.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,297.18 : 3,170.10 = 1,249.25 : x
2. Step 2: Convert to fraction form
   2,297.18/3,170.10 = 1,249.25/x
3. Step 3: Cross multiply
   2,297.18x = 3,170.10 × 1,249.25
4. Step 4: Simplify right side
   2,297.18x = 3,960,226.89
5. Step 5: Solve for x
   x = 3,960,226.89/2,297.18
6. Step 6: Final answer
   x = 1,723.95