Finding the Fourth Proportional to 2,463.78, 3,694.55 and 903.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,463.78 : 3,694.55 = 903.39 : x
2. Step 2: Convert to fraction form
   2,463.78/3,694.55 = 903.39/x
3. Step 3: Cross multiply
   2,463.78x = 3,694.55 × 903.39
4. Step 4: Simplify right side
   2,463.78x = 3,337,601.15
5. Step 5: Solve for x
   x = 3,337,601.15/2,463.78
6. Step 6: Final answer
   x = 1,354.66