Finding the Fourth Proportional to 2,354.86, 3,249.73 and 1,360.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,354.86 : 3,249.73 = 1,360.31 : x
2. Step 2: Convert to fraction form
   2,354.86/3,249.73 = 1,360.31/x
3. Step 3: Cross multiply
   2,354.86x = 3,249.73 × 1,360.31
4. Step 4: Simplify right side
   2,354.86x = 4,420,640.22
5. Step 5: Solve for x
   x = 4,420,640.22/2,354.86
6. Step 6: Final answer
   x = 1,877.24