Finding the Third Proportional to 1,289,957 and 3,012,268

Step by Step Solution

1. Step 1: Write the proportion equation
   1,289,957 : 3,012,268 = 3,012,268 : x
2. Step 2: Convert to fraction form
   1,289,957/3,012,268 = 3,012,268/x
3. Step 3: Cross multiply
   1,289,957x = 3,012,268 × 3,012,268
4. Step 4: Simplify right side
   1,289,957x = 9,073,758,503,824
5. Step 5: Solve for x
   x = 9,073,758,503,824/1,289,957
6. Step 6: Final answer
   x = 7,034,155.79