Finding the Fourth Proportional to 5,667.57, 7,821.27 and 3,309.24

Step by Step Solution

1. Step 1: Write the proportion equation
   5,667.57 : 7,821.27 = 3,309.24 : x
2. Step 2: Convert to fraction form
   5,667.57/7,821.27 = 3,309.24/x
3. Step 3: Cross multiply
   5,667.57x = 7,821.27 × 3,309.24
4. Step 4: Simplify right side
   5,667.57x = 25,882,459.53
5. Step 5: Solve for x
   x = 25,882,459.53/5,667.57
6. Step 6: Final answer
   x = 4,566.76