Finding the Fourth Proportional to 3,559.91, 5,339.05 and 963.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,559.91 : 5,339.05 = 963.05 : x
2. Step 2: Convert to fraction form
   3,559.91/5,339.05 = 963.05/x
3. Step 3: Cross multiply
   3,559.91x = 5,339.05 × 963.05
4. Step 4: Simplify right side
   3,559.91x = 5,141,772.10
5. Step 5: Solve for x
   x = 5,141,772.10/3,559.91
6. Step 6: Final answer
   x = 1,444.35