Finding the Fourth Proportional to 6,306.57, 9,456.61 and 3,387.33

Step by Step Solution

1. Step 1: Write the proportion equation
   6,306.57 : 9,456.61 = 3,387.33 : x
2. Step 2: Convert to fraction form
   6,306.57/9,456.61 = 3,387.33/x
3. Step 3: Cross multiply
   6,306.57x = 9,456.61 × 3,387.33
4. Step 4: Simplify right side
   6,306.57x = 32,032,667.22
5. Step 5: Solve for x
   x = 32,032,667.22/6,306.57
6. Step 6: Final answer
   x = 5,079.25