Finding the Third Proportional to 1,410,256 and 2,148,449

Step by Step Solution

1. Step 1: Write the proportion equation
   1,410,256 : 2,148,449 = 2,148,449 : x
2. Step 2: Convert to fraction form
   1,410,256/2,148,449 = 2,148,449/x
3. Step 3: Cross multiply
   1,410,256x = 2,148,449 × 2,148,449
4. Step 4: Simplify right side
   1,410,256x = 4,615,833,105,601
5. Step 5: Solve for x
   x = 4,615,833,105,601/1,410,256
6. Step 6: Final answer
   x = 3,273,046.25