Finding the Fourth Proportional to 2,354.78, 3,249.57 and 1,360.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,354.78 : 3,249.57 = 1,360.04 : x
2. Step 2: Convert to fraction form
   2,354.78/3,249.57 = 1,360.04/x
3. Step 3: Cross multiply
   2,354.78x = 3,249.57 × 1,360.04
4. Step 4: Simplify right side
   2,354.78x = 4,419,545.18
5. Step 5: Solve for x
   x = 4,419,545.18/2,354.78
6. Step 6: Final answer
   x = 1,876.84