Finding the Third Proportional to 1,404,900 and 3,315,338

Step by Step Solution

1. Step 1: Write the proportion equation
   1,404,900 : 3,315,338 = 3,315,338 : x
2. Step 2: Convert to fraction form
   1,404,900/3,315,338 = 3,315,338/x
3. Step 3: Cross multiply
   1,404,900x = 3,315,338 × 3,315,338
4. Step 4: Simplify right side
   1,404,900x = 10,991,466,054,244
5. Step 5: Solve for x
   x = 10,991,466,054,244/1,404,900
6. Step 6: Final answer
   x = 7,823,664.36