Finding the Fourth Proportional to 2,754.25, 4,131.50 and 806.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,754.25 : 4,131.50 = 806.62 : x
2. Step 2: Convert to fraction form
   2,754.25/4,131.50 = 806.62/x
3. Step 3: Cross multiply
   2,754.25x = 4,131.50 × 806.62
4. Step 4: Simplify right side
   2,754.25x = 3,332,550.53
5. Step 5: Solve for x
   x = 3,332,550.53/2,754.25
6. Step 6: Final answer
   x = 1,209.97