Finding the Third Proportional to 1,456,789 and 2,285,276

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,789 : 2,285,276 = 2,285,276 : x
2. Step 2: Convert to fraction form
   1,456,789/2,285,276 = 2,285,276/x
3. Step 3: Cross multiply
   1,456,789x = 2,285,276 × 2,285,276
4. Step 4: Simplify right side
   1,456,789x = 5,222,486,396,176
5. Step 5: Solve for x
   x = 5,222,486,396,176/1,456,789
6. Step 6: Final answer
   x = 3,584,929.87