Finding the Third Proportional to 2,517,400 and 3,871,666

Step by Step Solution

1. Step 1: Write the proportion equation
   2,517,400 : 3,871,666 = 3,871,666 : x
2. Step 2: Convert to fraction form
   2,517,400/3,871,666 = 3,871,666/x
3. Step 3: Cross multiply
   2,517,400x = 3,871,666 × 3,871,666
4. Step 4: Simplify right side
   2,517,400x = 14,989,797,615,556
5. Step 5: Solve for x
   x = 14,989,797,615,556/2,517,400
6. Step 6: Final answer
   x = 5,954,475.89