Finding the Fourth Proportional to 6,320.43, 8,721.48 and 3,667.33

Step by Step Solution

1. Step 1: Write the proportion equation
   6,320.43 : 8,721.48 = 3,667.33 : x
2. Step 2: Convert to fraction form
   6,320.43/8,721.48 = 3,667.33/x
3. Step 3: Cross multiply
   6,320.43x = 8,721.48 × 3,667.33
4. Step 4: Simplify right side
   6,320.43x = 31,984,545.25
5. Step 5: Solve for x
   x = 31,984,545.25/6,320.43
6. Step 6: Final answer
   x = 5,060.50