Finding the Fourth Proportional to 3,952.50, 5,453.90 and 2,273.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,952.50 : 5,453.90 = 2,273.27 : x
2. Step 2: Convert to fraction form
   3,952.50/5,453.90 = 2,273.27/x
3. Step 3: Cross multiply
   3,952.50x = 5,453.90 × 2,273.27
4. Step 4: Simplify right side
   3,952.50x = 12,398,187.82
5. Step 5: Solve for x
   x = 12,398,187.82/3,952.50
6. Step 6: Final answer
   x = 3,136.79