Finding the Third Proportional to 2,220,912 and 4,822,362

Step by Step Solution

1. Step 1: Write the proportion equation
   2,220,912 : 4,822,362 = 4,822,362 : x
2. Step 2: Convert to fraction form
   2,220,912/4,822,362 = 4,822,362/x
3. Step 3: Cross multiply
   2,220,912x = 4,822,362 × 4,822,362
4. Step 4: Simplify right side
   2,220,912x = 23,255,175,259,044
5. Step 5: Solve for x
   x = 23,255,175,259,044/2,220,912
6. Step 6: Final answer
   x = 10,471,002.57