Finding the Third Proportional to 650,865 and 1,401,636

Step by Step Solution

1. Step 1: Write the proportion equation
   650,865 : 1,401,636 = 1,401,636 : x
2. Step 2: Convert to fraction form
   650,865/1,401,636 = 1,401,636/x
3. Step 3: Cross multiply
   650,865x = 1,401,636 × 1,401,636
4. Step 4: Simplify right side
   650,865x = 1,964,583,476,496
5. Step 5: Solve for x
   x = 1,964,583,476,496/650,865
6. Step 6: Final answer
   x = 3,018,419.30