Finding the Third Proportional to 2,455,474 and 5,356,974

Step by Step Solution

1. Step 1: Write the proportion equation
   2,455,474 : 5,356,974 = 5,356,974 : x
2. Step 2: Convert to fraction form
   2,455,474/5,356,974 = 5,356,974/x
3. Step 3: Cross multiply
   2,455,474x = 5,356,974 × 5,356,974
4. Step 4: Simplify right side
   2,455,474x = 28,697,170,436,676
5. Step 5: Solve for x
   x = 28,697,170,436,676/2,455,474
6. Step 6: Final answer
   x = 11,687,018.65