Finding the Third Proportional to 2,162,866 and 4,667,699

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162,866 : 4,667,699 = 4,667,699 : x
2. Step 2: Convert to fraction form
   2,162,866/4,667,699 = 4,667,699/x
3. Step 3: Cross multiply
   2,162,866x = 4,667,699 × 4,667,699
4. Step 4: Simplify right side
   2,162,866x = 21,787,413,954,601
5. Step 5: Solve for x
   x = 21,787,413,954,601/2,162,866
6. Step 6: Final answer
   x = 10,073,399.81