Finding the Fourth Proportional to 6,222.82, 9,328.18 and 3,995.38

Step by Step Solution

1. Step 1: Write the proportion equation
   6,222.82 : 9,328.18 = 3,995.38 : x
2. Step 2: Convert to fraction form
   6,222.82/9,328.18 = 3,995.38/x
3. Step 3: Cross multiply
   6,222.82x = 9,328.18 × 3,995.38
4. Step 4: Simplify right side
   6,222.82x = 37,269,623.81
5. Step 5: Solve for x
   x = 37,269,623.81/6,222.82
6. Step 6: Final answer
   x = 5,989.19