Finding the Third Proportional to 2,489,508 and 5,460,936

Step by Step Solution

1. Step 1: Write the proportion equation
   2,489,508 : 5,460,936 = 5,460,936 : x
2. Step 2: Convert to fraction form
   2,489,508/5,460,936 = 5,460,936/x
3. Step 3: Cross multiply
   2,489,508x = 5,460,936 × 5,460,936
4. Step 4: Simplify right side
   2,489,508x = 29,821,821,996,096
5. Step 5: Solve for x
   x = 29,821,821,996,096/2,489,508
6. Step 6: Final answer
   x = 11,979,002.28