Finding the Third Proportional to 2,221,635 and 4,600,806

Step by Step Solution

1. Step 1: Write the proportion equation
   2,221,635 : 4,600,806 = 4,600,806 : x
2. Step 2: Convert to fraction form
   2,221,635/4,600,806 = 4,600,806/x
3. Step 3: Cross multiply
   2,221,635x = 4,600,806 × 4,600,806
4. Step 4: Simplify right side
   2,221,635x = 21,167,415,849,636
5. Step 5: Solve for x
   x = 21,167,415,849,636/2,221,635
6. Step 6: Final answer
   x = 9,527,854.87