Finding the Third Proportional to 2,822,436 and 4,240,020

Step by Step Solution

1. Step 1: Write the proportion equation
   2,822,436 : 4,240,020 = 4,240,020 : x
2. Step 2: Convert to fraction form
   2,822,436/4,240,020 = 4,240,020/x
3. Step 3: Cross multiply
   2,822,436x = 4,240,020 × 4,240,020
4. Step 4: Simplify right side
   2,822,436x = 17,977,769,600,400
5. Step 5: Solve for x
   x = 17,977,769,600,400/2,822,436
6. Step 6: Final answer
   x = 6,369,593.36