Finding the Third Proportional to 150,112 and 327,872

Step by Step Solution

1. Step 1: Write the proportion equation
   150,112 : 327,872 = 327,872 : x
2. Step 2: Convert to fraction form
   150,112/327,872 = 327,872/x
3. Step 3: Cross multiply
   150,112x = 327,872 × 327,872
4. Step 4: Simplify right side
   150,112x = 107,500,048,384
5. Step 5: Solve for x
   x = 107,500,048,384/150,112
6. Step 6: Final answer
   x = 716,132.28