Finding the Third Proportional to 2,665,966 and 3,809,666

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,966 : 3,809,666 = 3,809,666 : x
2. Step 2: Convert to fraction form
   2,665,966/3,809,666 = 3,809,666/x
3. Step 3: Cross multiply
   2,665,966x = 3,809,666 × 3,809,666
4. Step 4: Simplify right side
   2,665,966x = 14,513,555,031,556
5. Step 5: Solve for x
   x = 14,513,555,031,556/2,665,966
6. Step 6: Final answer
   x = 5,444,013.55