Finding the Fourth Proportional to 2,399.82, 3,310.61 and 1,404.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,399.82 : 3,310.61 = 1,404.48 : x
2. Step 2: Convert to fraction form
   2,399.82/3,310.61 = 1,404.48/x
3. Step 3: Cross multiply
   2,399.82x = 3,310.61 × 1,404.48
4. Step 4: Simplify right side
   2,399.82x = 4,649,680.77
5. Step 5: Solve for x
   x = 4,649,680.77/2,399.82
6. Step 6: Final answer
   x = 1,937.52