Finding the Fourth Proportional to 8,320.29, 12,494.52 and 5,564.67

Step by Step Solution

1. Step 1: Write the proportion equation
   8,320.29 : 12,494.52 = 5,564.67 : x
2. Step 2: Convert to fraction form
   8,320.29/12,494.52 = 5,564.67/x
3. Step 3: Cross multiply
   8,320.29x = 12,494.52 × 5,564.67
4. Step 4: Simplify right side
   8,320.29x = 69,527,880.61
5. Step 5: Solve for x
   x = 69,527,880.61/8,320.29
6. Step 6: Final answer
   x = 8,356.43