Finding the Fourth Proportional to 1,039.66, 1,562.56 and 963.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,039.66 : 1,562.56 = 963.27 : x
2. Step 2: Convert to fraction form
   1,039.66/1,562.56 = 963.27/x
3. Step 3: Cross multiply
   1,039.66x = 1,562.56 × 963.27
4. Step 4: Simplify right side
   1,039.66x = 1,505,167.17
5. Step 5: Solve for x
   x = 1,505,167.17/1,039.66
6. Step 6: Final answer
   x = 1,447.75