Finding the Fourth Proportional to 2,650.27, 3,970.50 and 1,332.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,650.27 : 3,970.50 = 1,332.49 : x
2. Step 2: Convert to fraction form
   2,650.27/3,970.50 = 1,332.49/x
3. Step 3: Cross multiply
   2,650.27x = 3,970.50 × 1,332.49
4. Step 4: Simplify right side
   2,650.27x = 5,290,651.55
5. Step 5: Solve for x
   x = 5,290,651.55/2,650.27
6. Step 6: Final answer
   x = 1,996.27