Finding the Third Proportional to 1,401,016 and 2,218,814

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401,016 : 2,218,814 = 2,218,814 : x
2. Step 2: Convert to fraction form
   1,401,016/2,218,814 = 2,218,814/x
3. Step 3: Cross multiply
   1,401,016x = 2,218,814 × 2,218,814
4. Step 4: Simplify right side
   1,401,016x = 4,923,135,566,596
5. Step 5: Solve for x
   x = 4,923,135,566,596/1,401,016
6. Step 6: Final answer
   x = 3,513,975.26