Finding the Third Proportional to 1,363,918 and 2,019,444

Step by Step Solution

1. Step 1: Write the proportion equation
   1,363,918 : 2,019,444 = 2,019,444 : x
2. Step 2: Convert to fraction form
   1,363,918/2,019,444 = 2,019,444/x
3. Step 3: Cross multiply
   1,363,918x = 2,019,444 × 2,019,444
4. Step 4: Simplify right side
   1,363,918x = 4,078,154,069,136
5. Step 5: Solve for x
   x = 4,078,154,069,136/1,363,918
6. Step 6: Final answer
   x = 2,990,028.78