Finding the Third Proportional to 1,016,285 and 1,486,257

Step by Step Solution

1. Step 1: Write the proportion equation
   1,016,285 : 1,486,257 = 1,486,257 : x
2. Step 2: Convert to fraction form
   1,016,285/1,486,257 = 1,486,257/x
3. Step 3: Cross multiply
   1,016,285x = 1,486,257 × 1,486,257
4. Step 4: Simplify right side
   1,016,285x = 2,208,959,870,049
5. Step 5: Solve for x
   x = 2,208,959,870,049/1,016,285
6. Step 6: Final answer
   x = 2,173,563.39