Finding the Fourth Proportional to 2,627.24, 3,941.33 and 1,311.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,627.24 : 3,941.33 = 1,311.12 : x
2. Step 2: Convert to fraction form
   2,627.24/3,941.33 = 1,311.12/x
3. Step 3: Cross multiply
   2,627.24x = 3,941.33 × 1,311.12
4. Step 4: Simplify right side
   2,627.24x = 5,167,550.03
5. Step 5: Solve for x
   x = 5,167,550.03/2,627.24
6. Step 6: Final answer
   x = 1,966.92