Finding the Third Proportional to 10,727 and 15,105

Step by Step Solution

1. Step 1: Write the proportion equation
   10,727 : 15,105 = 15,105 : x
2. Step 2: Convert to fraction form
   10,727/15,105 = 15,105/x
3. Step 3: Cross multiply
   10,727x = 15,105 × 15,105
4. Step 4: Simplify right side
   10,727x = 228,161,025
5. Step 5: Solve for x
   x = 228,161,025/10,727
6. Step 6: Final answer
   x = 21,269.79