Finding the Fourth Proportional to 2,606.82, 3,910.17 and 963.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,606.82 : 3,910.17 = 963.18 : x
2. Step 2: Convert to fraction form
   2,606.82/3,910.17 = 963.18/x
3. Step 3: Cross multiply
   2,606.82x = 3,910.17 × 963.18
4. Step 4: Simplify right side
   2,606.82x = 3,766,197.54
5. Step 5: Solve for x
   x = 3,766,197.54/2,606.82
6. Step 6: Final answer
   x = 1,444.75