Finding the Third Proportional to 2,217,648 and 4,667,112

Step by Step Solution

1. Step 1: Write the proportion equation
   2,217,648 : 4,667,112 = 4,667,112 : x
2. Step 2: Convert to fraction form
   2,217,648/4,667,112 = 4,667,112/x
3. Step 3: Cross multiply
   2,217,648x = 4,667,112 × 4,667,112
4. Step 4: Simplify right side
   2,217,648x = 21,781,934,420,544
5. Step 5: Solve for x
   x = 21,781,934,420,544/2,217,648
6. Step 6: Final answer
   x = 9,822,088.28