Finding the Third Proportional to 2,215,804 and 4,819,834

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,804 : 4,819,834 = 4,819,834 : x
2. Step 2: Convert to fraction form
   2,215,804/4,819,834 = 4,819,834/x
3. Step 3: Cross multiply
   2,215,804x = 4,819,834 × 4,819,834
4. Step 4: Simplify right side
   2,215,804x = 23,230,799,787,556
5. Step 5: Solve for x
   x = 23,230,799,787,556/2,215,804
6. Step 6: Final answer
   x = 10,484,140.20