Finding the Third Proportional to 2,255,442 and 5,322,444

Step by Step Solution

1. Step 1: Write the proportion equation
   2,255,442 : 5,322,444 = 5,322,444 : x
2. Step 2: Convert to fraction form
   2,255,442/5,322,444 = 5,322,444/x
3. Step 3: Cross multiply
   2,255,442x = 5,322,444 × 5,322,444
4. Step 4: Simplify right side
   2,255,442x = 28,328,410,133,136
5. Step 5: Solve for x
   x = 28,328,410,133,136/2,255,442
6. Step 6: Final answer
   x = 12,560,025.99