Finding the Third Proportional to 1,871,076 and 4,021,666

Step by Step Solution

1. Step 1: Write the proportion equation
   1,871,076 : 4,021,666 = 4,021,666 : x
2. Step 2: Convert to fraction form
   1,871,076/4,021,666 = 4,021,666/x
3. Step 3: Cross multiply
   1,871,076x = 4,021,666 × 4,021,666
4. Step 4: Simplify right side
   1,871,076x = 16,173,797,415,556
5. Step 5: Solve for x
   x = 16,173,797,415,556/1,871,076
6. Step 6: Final answer
   x = 8,644,115.69