Finding the Fourth Proportional to 6,322.27, 9,478 and 3,198.37

Step by Step Solution

1. Step 1: Write the proportion equation
   6,322.27 : 9,478 = 3,198.37 : x
2. Step 2: Convert to fraction form
   6,322.27/9,478 = 3,198.37/x
3. Step 3: Cross multiply
   6,322.27x = 9,478 × 3,198.37
4. Step 4: Simplify right side
   6,322.27x = 30,314,150.86
5. Step 5: Solve for x
   x = 30,314,150.86/6,322.27
6. Step 6: Final answer
   x = 4,794.82