Finding the Fourth Proportional to 2,449.94, 3,674.50 and 806.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,449.94 : 3,674.50 = 806.50 : x
2. Step 2: Convert to fraction form
   2,449.94/3,674.50 = 806.50/x
3. Step 3: Cross multiply
   2,449.94x = 3,674.50 × 806.50
4. Step 4: Simplify right side
   2,449.94x = 2,963,486.83
5. Step 5: Solve for x
   x = 2,963,486.83/2,449.94
6. Step 6: Final answer
   x = 1,209.62