Finding the Third Proportional to 1,304,868 and 2,016,678

Step by Step Solution

1. Step 1: Write the proportion equation
   1,304,868 : 2,016,678 = 2,016,678 : x
2. Step 2: Convert to fraction form
   1,304,868/2,016,678 = 2,016,678/x
3. Step 3: Cross multiply
   1,304,868x = 2,016,678 × 2,016,678
4. Step 4: Simplify right side
   1,304,868x = 4,066,990,155,684
5. Step 5: Solve for x
   x = 4,066,990,155,684/1,304,868
6. Step 6: Final answer
   x = 3,116,782.81