Finding the Fourth Proportional to 2,354.48, 3,545.82 and 2,144.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,354.48 : 3,545.82 = 2,144.29 : x
2. Step 2: Convert to fraction form
   2,354.48/3,545.82 = 2,144.29/x
3. Step 3: Cross multiply
   2,354.48x = 3,545.82 × 2,144.29
4. Step 4: Simplify right side
   2,354.48x = 7,603,253.22
5. Step 5: Solve for x
   x = 7,603,253.22/2,354.48
6. Step 6: Final answer
   x = 3,229.27