Finding the Fourth Proportional to 2,452.89, 3,658.73 and 2,231.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,452.89 : 3,658.73 = 2,231.45 : x
2. Step 2: Convert to fraction form
   2,452.89/3,658.73 = 2,231.45/x
3. Step 3: Cross multiply
   2,452.89x = 3,658.73 × 2,231.45
4. Step 4: Simplify right side
   2,452.89x = 8,164,273.06
5. Step 5: Solve for x
   x = 8,164,273.06/2,452.89
6. Step 6: Final answer
   x = 3,328.43