Finding the Third Proportional to 2,492,456 and 5,422,312

Step by Step Solution

1. Step 1: Write the proportion equation
   2,492,456 : 5,422,312 = 5,422,312 : x
2. Step 2: Convert to fraction form
   2,492,456/5,422,312 = 5,422,312/x
3. Step 3: Cross multiply
   2,492,456x = 5,422,312 × 5,422,312
4. Step 4: Simplify right side
   2,492,456x = 29,401,467,425,344
5. Step 5: Solve for x
   x = 29,401,467,425,344/2,492,456
6. Step 6: Final answer
   x = 11,796,183.13