Finding the Fourth Proportional to 2,440.30, 3,660.72 and 796.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,440.30 : 3,660.72 = 796.90 : x
2. Step 2: Convert to fraction form
   2,440.30/3,660.72 = 796.90/x
3. Step 3: Cross multiply
   2,440.30x = 3,660.72 × 796.90
4. Step 4: Simplify right side
   2,440.30x = 2,917,227.77
5. Step 5: Solve for x
   x = 2,917,227.77/2,440.30
6. Step 6: Final answer
   x = 1,195.44