Finding the Third Proportional to 10,443 and 18,405

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443 : 18,405 = 18,405 : x
2. Step 2: Convert to fraction form
   10,443/18,405 = 18,405/x
3. Step 3: Cross multiply
   10,443x = 18,405 × 18,405
4. Step 4: Simplify right side
   10,443x = 338,744,025
5. Step 5: Solve for x
   x = 338,744,025/10,443
6. Step 6: Final answer
   x = 32,437.42