Finding the Third Proportional to 10,439 and 16,145

Step by Step Solution

1. Step 1: Write the proportion equation
   10,439 : 16,145 = 16,145 : x
2. Step 2: Convert to fraction form
   10,439/16,145 = 16,145/x
3. Step 3: Cross multiply
   10,439x = 16,145 × 16,145
4. Step 4: Simplify right side
   10,439x = 260,661,025
5. Step 5: Solve for x
   x = 260,661,025/10,439
6. Step 6: Final answer
   x = 24,969.92