Finding the Fourth Proportional to 2,496.78, 3,747.04 and 938.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,496.78 : 3,747.04 = 938.32 : x
2. Step 2: Convert to fraction form
   2,496.78/3,747.04 = 938.32/x
3. Step 3: Cross multiply
   2,496.78x = 3,747.04 × 938.32
4. Step 4: Simplify right side
   2,496.78x = 3,515,910.86
5. Step 5: Solve for x
   x = 3,515,910.86/2,496.78
6. Step 6: Final answer
   x = 1,408.18