Finding the Third Proportional to 1,144,405 and 2,485,448

Step by Step Solution

1. Step 1: Write the proportion equation
   1,144,405 : 2,485,448 = 2,485,448 : x
2. Step 2: Convert to fraction form
   1,144,405/2,485,448 = 2,485,448/x
3. Step 3: Cross multiply
   1,144,405x = 2,485,448 × 2,485,448
4. Step 4: Simplify right side
   1,144,405x = 6,177,451,760,704
5. Step 5: Solve for x
   x = 6,177,451,760,704/1,144,405
6. Step 6: Final answer
   x = 5,397,959.43