Finding the Third Proportional to 108,009 and 162,012

Step by Step Solution

1. Step 1: Write the proportion equation
   108,009 : 162,012 = 162,012 : x
2. Step 2: Convert to fraction form
   108,009/162,012 = 162,012/x
3. Step 3: Cross multiply
   108,009x = 162,012 × 162,012
4. Step 4: Simplify right side
   108,009x = 26,247,888,144
5. Step 5: Solve for x
   x = 26,247,888,144/108,009
6. Step 6: Final answer
   x = 243,015.75