Finding the Third Proportional to 1,314,945 and 1,972,449

Step by Step Solution

1. Step 1: Write the proportion equation
   1,314,945 : 1,972,449 = 1,972,449 : x
2. Step 2: Convert to fraction form
   1,314,945/1,972,449 = 1,972,449/x
3. Step 3: Cross multiply
   1,314,945x = 1,972,449 × 1,972,449
4. Step 4: Simplify right side
   1,314,945x = 3,890,555,057,601
5. Step 5: Solve for x
   x = 3,890,555,057,601/1,314,945
6. Step 6: Final answer
   x = 2,958,720.75