Finding the Third Proportional to 1,264,589 and 1,896,912

Step by Step Solution

1. Step 1: Write the proportion equation
   1,264,589 : 1,896,912 = 1,896,912 : x
2. Step 2: Convert to fraction form
   1,264,589/1,896,912 = 1,896,912/x
3. Step 3: Cross multiply
   1,264,589x = 1,896,912 × 1,896,912
4. Step 4: Simplify right side
   1,264,589x = 3,598,275,135,744
5. Step 5: Solve for x
   x = 3,598,275,135,744/1,264,589
6. Step 6: Final answer
   x = 2,845,410.75