Finding the Fourth Proportional to 3,598.66, 5,397.59 and 966.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,598.66 : 5,397.59 = 966.39 : x
2. Step 2: Convert to fraction form
   3,598.66/5,397.59 = 966.39/x
3. Step 3: Cross multiply
   3,598.66x = 5,397.59 × 966.39
4. Step 4: Simplify right side
   3,598.66x = 5,216,150.01
5. Step 5: Solve for x
   x = 5,216,150.01/3,598.66
6. Step 6: Final answer
   x = 1,449.47