Finding the Fourth Proportional to 2,297.20, 3,169.98 and 1,249.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,297.20 : 3,169.98 = 1,249.24 : x
2. Step 2: Convert to fraction form
   2,297.20/3,169.98 = 1,249.24/x
3. Step 3: Cross multiply
   2,297.20x = 3,169.98 × 1,249.24
4. Step 4: Simplify right side
   2,297.20x = 3,960,065.82
5. Step 5: Solve for x
   x = 3,960,065.82/2,297.20
6. Step 6: Final answer
   x = 1,723.87