Finding the Third Proportional to 1,285,789 and 1,751,305

Step by Step Solution

1. Step 1: Write the proportion equation
   1,285,789 : 1,751,305 = 1,751,305 : x
2. Step 2: Convert to fraction form
   1,285,789/1,751,305 = 1,751,305/x
3. Step 3: Cross multiply
   1,285,789x = 1,751,305 × 1,751,305
4. Step 4: Simplify right side
   1,285,789x = 3,067,069,203,025
5. Step 5: Solve for x
   x = 3,067,069,203,025/1,285,789
6. Step 6: Final answer
   x = 2,385,359.65