Finding the Third Proportional to 2,871,310 and 6,308,666

Step by Step Solution

1. Step 1: Write the proportion equation
   2,871,310 : 6,308,666 = 6,308,666 : x
2. Step 2: Convert to fraction form
   2,871,310/6,308,666 = 6,308,666/x
3. Step 3: Cross multiply
   2,871,310x = 6,308,666 × 6,308,666
4. Step 4: Simplify right side
   2,871,310x = 39,799,266,699,556
5. Step 5: Solve for x
   x = 39,799,266,699,556/2,871,310
6. Step 6: Final answer
   x = 13,861,013.51