Finding the Third Proportional to 650,812 and 1,401,639

Step by Step Solution

1. Step 1: Write the proportion equation
   650,812 : 1,401,639 = 1,401,639 : x
2. Step 2: Convert to fraction form
   650,812/1,401,639 = 1,401,639/x
3. Step 3: Cross multiply
   650,812x = 1,401,639 × 1,401,639
4. Step 4: Simplify right side
   650,812x = 1,964,591,886,321
5. Step 5: Solve for x
   x = 1,964,591,886,321/650,812
6. Step 6: Final answer
   x = 3,018,678.03