Finding the Third Proportional to 12,162 and 19,089

Step by Step Solution

1. Step 1: Write the proportion equation
   12,162 : 19,089 = 19,089 : x
2. Step 2: Convert to fraction form
   12,162/19,089 = 19,089/x
3. Step 3: Cross multiply
   12,162x = 19,089 × 19,089
4. Step 4: Simplify right side
   12,162x = 364,389,921
5. Step 5: Solve for x
   x = 364,389,921/12,162
6. Step 6: Final answer
   x = 29,961.35