Finding the Third Proportional to 804,521 and 1,108,231

Step by Step Solution

1. Step 1: Write the proportion equation
   804,521 : 1,108,231 = 1,108,231 : x
2. Step 2: Convert to fraction form
   804,521/1,108,231 = 1,108,231/x
3. Step 3: Cross multiply
   804,521x = 1,108,231 × 1,108,231
4. Step 4: Simplify right side
   804,521x = 1,228,175,949,361
5. Step 5: Solve for x
   x = 1,228,175,949,361/804,521
6. Step 6: Final answer
   x = 1,526,592.78