Finding the Third Proportional to 5,721,756 and 8,019,021

Step by Step Solution

1. Step 1: Write the proportion equation
   5,721,756 : 8,019,021 = 8,019,021 : x
2. Step 2: Convert to fraction form
   5,721,756/8,019,021 = 8,019,021/x
3. Step 3: Cross multiply
   5,721,756x = 8,019,021 × 8,019,021
4. Step 4: Simplify right side
   5,721,756x = 64,304,697,798,441
5. Step 5: Solve for x
   x = 64,304,697,798,441/5,721,756
6. Step 6: Final answer
   x = 11,238,629.85