Finding the Third Proportional to 878,967 and 1,320,792

Step by Step Solution

1. Step 1: Write the proportion equation
   878,967 : 1,320,792 = 1,320,792 : x
2. Step 2: Convert to fraction form
   878,967/1,320,792 = 1,320,792/x
3. Step 3: Cross multiply
   878,967x = 1,320,792 × 1,320,792
4. Step 4: Simplify right side
   878,967x = 1,744,491,507,264
5. Step 5: Solve for x
   x = 1,744,491,507,264/878,967
6. Step 6: Final answer
   x = 1,984,706.49