Finding the Fourth Proportional to 8,223.73, 12,322.53 and 5,872.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,223.73 : 12,322.53 = 5,872.10 : x
2. Step 2: Convert to fraction form
   8,223.73/12,322.53 = 5,872.10/x
3. Step 3: Cross multiply
   8,223.73x = 12,322.53 × 5,872.10
4. Step 4: Simplify right side
   8,223.73x = 72,359,066.80
5. Step 5: Solve for x
   x = 72,359,066.80/8,223.73
6. Step 6: Final answer
   x = 8,798.82