Finding the Third Proportional to 11,892 and 19,110

Step by Step Solution

1. Step 1: Write the proportion equation
   11,892 : 19,110 = 19,110 : x
2. Step 2: Convert to fraction form
   11,892/19,110 = 19,110/x
3. Step 3: Cross multiply
   11,892x = 19,110 × 19,110
4. Step 4: Simplify right side
   11,892x = 365,192,100
5. Step 5: Solve for x
   x = 365,192,100/11,892
6. Step 6: Final answer
   x = 30,709.06