Finding the Third Proportional to 166,200 and 356,016

Step by Step Solution

1. Step 1: Write the proportion equation
   166,200 : 356,016 = 356,016 : x
2. Step 2: Convert to fraction form
   166,200/356,016 = 356,016/x
3. Step 3: Cross multiply
   166,200x = 356,016 × 356,016
4. Step 4: Simplify right side
   166,200x = 126,747,392,256
5. Step 5: Solve for x
   x = 126,747,392,256/166,200
6. Step 6: Final answer
   x = 762,619.69