Finding the Fourth Proportional to 10,688.72, 16,024.44 and 4,453.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,688.72 : 16,024.44 = 4,453.43 : x
2. Step 2: Convert to fraction form
   10,688.72/16,024.44 = 4,453.43/x
3. Step 3: Cross multiply
   10,688.72x = 16,024.44 × 4,453.43
4. Step 4: Simplify right side
   10,688.72x = 71,363,721.83
5. Step 5: Solve for x
   x = 71,363,721.83/10,688.72
6. Step 6: Final answer
   x = 6,676.55