Finding the Fourth Proportional to 8,022.53, 12,021.34 and 5,562.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,022.53 : 12,021.34 = 5,562.15 : x
2. Step 2: Convert to fraction form
   8,022.53/12,021.34 = 5,562.15/x
3. Step 3: Cross multiply
   8,022.53x = 12,021.34 × 5,562.15
4. Step 4: Simplify right side
   8,022.53x = 66,864,496.28
5. Step 5: Solve for x
   x = 66,864,496.28/8,022.53
6. Step 6: Final answer
   x = 8,334.59