Finding the Fourth Proportional to 10,687.72, 16,022.94 and 4,452.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,687.72 : 16,022.94 = 4,452.43 : x
2. Step 2: Convert to fraction form
   10,687.72/16,022.94 = 4,452.43/x
3. Step 3: Cross multiply
   10,687.72x = 16,022.94 × 4,452.43
4. Step 4: Simplify right side
   10,687.72x = 71,340,938.63
5. Step 5: Solve for x
   x = 71,340,938.63/10,687.72
6. Step 6: Final answer
   x = 6,675.04