Finding the Fourth Proportional to 8,224.29, 11,343.33 and 5,706.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,224.29 : 11,343.33 = 5,706.42 : x
2. Step 2: Convert to fraction form
   8,224.29/11,343.33 = 5,706.42/x
3. Step 3: Cross multiply
   8,224.29x = 11,343.33 × 5,706.42
4. Step 4: Simplify right side
   8,224.29x = 64,729,805.18
5. Step 5: Solve for x
   x = 64,729,805.18/8,224.29
6. Step 6: Final answer
   x = 7,870.56