Finding the Third Proportional to 1,824,957 and 3,970,995

Step by Step Solution

1. Step 1: Write the proportion equation
   1,824,957 : 3,970,995 = 3,970,995 : x
2. Step 2: Convert to fraction form
   1,824,957/3,970,995 = 3,970,995/x
3. Step 3: Cross multiply
   1,824,957x = 3,970,995 × 3,970,995
4. Step 4: Simplify right side
   1,824,957x = 15,768,801,290,025
5. Step 5: Solve for x
   x = 15,768,801,290,025/1,824,957
6. Step 6: Final answer
   x = 8,640,642.65