Finding the Third Proportional to 1,144,392 and 2,485,422

Step by Step Solution

1. Step 1: Write the proportion equation
   1,144,392 : 2,485,422 = 2,485,422 : x
2. Step 2: Convert to fraction form
   1,144,392/2,485,422 = 2,485,422/x
3. Step 3: Cross multiply
   1,144,392x = 2,485,422 × 2,485,422
4. Step 4: Simplify right side
   1,144,392x = 6,177,322,518,084
5. Step 5: Solve for x
   x = 6,177,322,518,084/1,144,392
6. Step 6: Final answer
   x = 5,397,907.81