Finding the Fourth Proportional to 2,439.75, 3,660.20 and 796.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,439.75 : 3,660.20 = 796.30 : x
2. Step 2: Convert to fraction form
   2,439.75/3,660.20 = 796.30/x
3. Step 3: Cross multiply
   2,439.75x = 3,660.20 × 796.30
4. Step 4: Simplify right side
   2,439.75x = 2,914,598.96
5. Step 5: Solve for x
   x = 2,914,598.96/2,439.75
6. Step 6: Final answer
   x = 1,194.63