Finding the Third Proportional to 2,220,776 and 4,822,078

Step by Step Solution

1. Step 1: Write the proportion equation
   2,220,776 : 4,822,078 = 4,822,078 : x
2. Step 2: Convert to fraction form
   2,220,776/4,822,078 = 4,822,078/x
3. Step 3: Cross multiply
   2,220,776x = 4,822,078 × 4,822,078
4. Step 4: Simplify right side
   2,220,776x = 23,252,436,238,084
5. Step 5: Solve for x
   x = 23,252,436,238,084/2,220,776
6. Step 6: Final answer
   x = 10,470,410.45