Finding the Third Proportional to 2,489,304 and 5,431,004

Step by Step Solution

1. Step 1: Write the proportion equation
   2,489,304 : 5,431,004 = 5,431,004 : x
2. Step 2: Convert to fraction form
   2,489,304/5,431,004 = 5,431,004/x
3. Step 3: Cross multiply
   2,489,304x = 5,431,004 × 5,431,004
4. Step 4: Simplify right side
   2,489,304x = 29,495,804,448,016
5. Step 5: Solve for x
   x = 29,495,804,448,016/2,489,304
6. Step 6: Final answer
   x = 11,849,016.61