Finding the Third Proportional to 1,284,816 and 2,766,960

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284,816 : 2,766,960 = 2,766,960 : x
2. Step 2: Convert to fraction form
   1,284,816/2,766,960 = 2,766,960/x
3. Step 3: Cross multiply
   1,284,816x = 2,766,960 × 2,766,960
4. Step 4: Simplify right side
   1,284,816x = 7,656,067,641,600
5. Step 5: Solve for x
   x = 7,656,067,641,600/1,284,816
6. Step 6: Final answer
   x = 5,958,882.55