Finding the Fourth Proportional to 9,022.44, 12,442.89 and 5,665.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,022.44 : 12,442.89 = 5,665.56 : x
2. Step 2: Convert to fraction form
   9,022.44/12,442.89 = 5,665.56/x
3. Step 3: Cross multiply
   9,022.44x = 12,442.89 × 5,665.56
4. Step 4: Simplify right side
   9,022.44x = 70,495,939.87
5. Step 5: Solve for x
   x = 70,495,939.87/9,022.44
6. Step 6: Final answer
   x = 7,813.40