Finding the Third Proportional to 2,162,855 and 4,667,679

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162,855 : 4,667,679 = 4,667,679 : x
2. Step 2: Convert to fraction form
   2,162,855/4,667,679 = 4,667,679/x
3. Step 3: Cross multiply
   2,162,855x = 4,667,679 × 4,667,679
4. Step 4: Simplify right side
   2,162,855x = 21,787,227,247,041
5. Step 5: Solve for x
   x = 21,787,227,247,041/2,162,855
6. Step 6: Final answer
   x = 10,073,364.72