Finding the Third Proportional to 163,568 and 334,016

Step by Step Solution

1. Step 1: Write the proportion equation
   163,568 : 334,016 = 334,016 : x
2. Step 2: Convert to fraction form
   163,568/334,016 = 334,016/x
3. Step 3: Cross multiply
   163,568x = 334,016 × 334,016
4. Step 4: Simplify right side
   163,568x = 111,566,688,256
5. Step 5: Solve for x
   x = 111,566,688,256/163,568
6. Step 6: Final answer
   x = 682,081.39