Finding the Third Proportional to 671,697 and 1,419,201

Step by Step Solution

1. Step 1: Write the proportion equation
   671,697 : 1,419,201 = 1,419,201 : x
2. Step 2: Convert to fraction form
   671,697/1,419,201 = 1,419,201/x
3. Step 3: Cross multiply
   671,697x = 1,419,201 × 1,419,201
4. Step 4: Simplify right side
   671,697x = 2,014,131,478,401
5. Step 5: Solve for x
   x = 2,014,131,478,401/671,697
6. Step 6: Final answer
   x = 2,998,571.50