Finding the Third Proportional to 1,418,718 and 3,086,268

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418,718 : 3,086,268 = 3,086,268 : x
2. Step 2: Convert to fraction form
   1,418,718/3,086,268 = 3,086,268/x
3. Step 3: Cross multiply
   1,418,718x = 3,086,268 × 3,086,268
4. Step 4: Simplify right side
   1,418,718x = 9,525,050,167,824
5. Step 5: Solve for x
   x = 9,525,050,167,824/1,418,718
6. Step 6: Final answer
   x = 6,713,843.18