Finding the Fourth Proportional to 3,951.81, 5,452.91 and 2,273.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,951.81 : 5,452.91 = 2,273.29 : x
2. Step 2: Convert to fraction form
   3,951.81/5,452.91 = 2,273.29/x
3. Step 3: Cross multiply
   3,951.81x = 5,452.91 × 2,273.29
4. Step 4: Simplify right side
   3,951.81x = 12,396,020.78
5. Step 5: Solve for x
   x = 12,396,020.78/3,951.81
6. Step 6: Final answer
   x = 3,136.80