Finding the Fourth Proportional to 6,933.25, 9,567.90 and 3,949.21

Step by Step Solution

1. Step 1: Write the proportion equation
   6,933.25 : 9,567.90 = 3,949.21 : x
2. Step 2: Convert to fraction form
   6,933.25/9,567.90 = 3,949.21/x
3. Step 3: Cross multiply
   6,933.25x = 9,567.90 × 3,949.21
4. Step 4: Simplify right side
   6,933.25x = 37,785,593.39
5. Step 5: Solve for x
   x = 37,785,593.39/6,933.25
6. Step 6: Final answer
   x = 5,449.91