Finding the Fourth Proportional to 1,494.66, 2,063.56 and 963.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,494.66 : 2,063.56 = 963.78 : x
2. Step 2: Convert to fraction form
   1,494.66/2,063.56 = 963.78/x
3. Step 3: Cross multiply
   1,494.66x = 2,063.56 × 963.78
4. Step 4: Simplify right side
   1,494.66x = 1,988,817.86
5. Step 5: Solve for x
   x = 1,988,817.86/1,494.66
6. Step 6: Final answer
   x = 1,330.62