Finding the Fourth Proportional to 2,399.67, 3,310.75 and 1,404.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399.67 : 3,310.75 = 1,404.24 : x
2. Step 2: Convert to fraction form
   2,399.67/3,310.75 = 1,404.24/x
3. Step 3: Cross multiply
   2,399.67x = 3,310.75 × 1,404.24
4. Step 4: Simplify right side
   2,399.67x = 4,649,087.58
5. Step 5: Solve for x
   x = 4,649,087.58/2,399.67
6. Step 6: Final answer
   x = 1,937.39