Finding the Third Proportional to 804,561 and 1,675,864

Step by Step Solution

1. Step 1: Write the proportion equation
   804,561 : 1,675,864 = 1,675,864 : x
2. Step 2: Convert to fraction form
   804,561/1,675,864 = 1,675,864/x
3. Step 3: Cross multiply
   804,561x = 1,675,864 × 1,675,864
4. Step 4: Simplify right side
   804,561x = 2,808,520,146,496
5. Step 5: Solve for x
   x = 2,808,520,146,496/804,561
6. Step 6: Final answer
   x = 3,490,748.55