Finding the Third Proportional to 819,504 and 1,231,632

Step by Step Solution

1. Step 1: Write the proportion equation
   819,504 : 1,231,632 = 1,231,632 : x
2. Step 2: Convert to fraction form
   819,504/1,231,632 = 1,231,632/x
3. Step 3: Cross multiply
   819,504x = 1,231,632 × 1,231,632
4. Step 4: Simplify right side
   819,504x = 1,516,917,383,424
5. Step 5: Solve for x
   x = 1,516,917,383,424/819,504
6. Step 6: Final answer
   x = 1,851,018.89