Finding the Third Proportional to 641,016 and 1,367,824

Step by Step Solution

1. Step 1: Write the proportion equation
   641,016 : 1,367,824 = 1,367,824 : x
2. Step 2: Convert to fraction form
   641,016/1,367,824 = 1,367,824/x
3. Step 3: Cross multiply
   641,016x = 1,367,824 × 1,367,824
4. Step 4: Simplify right side
   641,016x = 1,870,942,494,976
5. Step 5: Solve for x
   x = 1,870,942,494,976/641,016
6. Step 6: Final answer
   x = 2,918,714.19