Finding the Third Proportional to 819,168 and 1,282,212

Step by Step Solution

1. Step 1: Write the proportion equation
   819,168 : 1,282,212 = 1,282,212 : x
2. Step 2: Convert to fraction form
   819,168/1,282,212 = 1,282,212/x
3. Step 3: Cross multiply
   819,168x = 1,282,212 × 1,282,212
4. Step 4: Simplify right side
   819,168x = 1,644,067,612,944
5. Step 5: Solve for x
   x = 1,644,067,612,944/819,168
6. Step 6: Final answer
   x = 2,006,996.87