Finding the Third Proportional to 1,285,900 and 2,765,348

Step by Step Solution

1. Step 1: Write the proportion equation
   1,285,900 : 2,765,348 = 2,765,348 : x
2. Step 2: Convert to fraction form
   1,285,900/2,765,348 = 2,765,348/x
3. Step 3: Cross multiply
   1,285,900x = 2,765,348 × 2,765,348
4. Step 4: Simplify right side
   1,285,900x = 7,647,149,561,104
5. Step 5: Solve for x
   x = 7,647,149,561,104/1,285,900
6. Step 6: Final answer
   x = 5,946,923.99