Finding the Fourth Proportional to 2,403.41, 3,315.82 and 1,408.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,403.41 : 3,315.82 = 1,408.33 : x
2. Step 2: Convert to fraction form
   2,403.41/3,315.82 = 1,408.33/x
3. Step 3: Cross multiply
   2,403.41x = 3,315.82 × 1,408.33
4. Step 4: Simplify right side
   2,403.41x = 4,669,768.66
5. Step 5: Solve for x
   x = 4,669,768.66/2,403.41
6. Step 6: Final answer
   x = 1,942.97