Finding the Third Proportional to 171,716 and 372,016

Step by Step Solution

1. Step 1: Write the proportion equation
   171,716 : 372,016 = 372,016 : x
2. Step 2: Convert to fraction form
   171,716/372,016 = 372,016/x
3. Step 3: Cross multiply
   171,716x = 372,016 × 372,016
4. Step 4: Simplify right side
   171,716x = 138,395,904,256
5. Step 5: Solve for x
   x = 138,395,904,256/171,716
6. Step 6: Final answer
   x = 805,958.12