Finding the Third Proportional to 662,816 and 1,036,878

Step by Step Solution

1. Step 1: Write the proportion equation
   662,816 : 1,036,878 = 1,036,878 : x
2. Step 2: Convert to fraction form
   662,816/1,036,878 = 1,036,878/x
3. Step 3: Cross multiply
   662,816x = 1,036,878 × 1,036,878
4. Step 4: Simplify right side
   662,816x = 1,075,115,986,884
5. Step 5: Solve for x
   x = 1,075,115,986,884/662,816
6. Step 6: Final answer
   x = 1,622,042.90