Finding the Fourth Proportional to 9,022.68, 12,443.22 and 5,665.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,022.68 : 12,443.22 = 5,665.81 : x
2. Step 2: Convert to fraction form
   9,022.68/12,443.22 = 5,665.81/x
3. Step 3: Cross multiply
   9,022.68x = 12,443.22 × 5,665.81
4. Step 4: Simplify right side
   9,022.68x = 70,500,920.31
5. Step 5: Solve for x
   x = 70,500,920.31/9,022.68
6. Step 6: Final answer
   x = 7,813.74