Finding the Third Proportional to 822,384 and 1,270,928

Step by Step Solution

1. Step 1: Write the proportion equation
   822,384 : 1,270,928 = 1,270,928 : x
2. Step 2: Convert to fraction form
   822,384/1,270,928 = 1,270,928/x
3. Step 3: Cross multiply
   822,384x = 1,270,928 × 1,270,928
4. Step 4: Simplify right side
   822,384x = 1,615,257,981,184
5. Step 5: Solve for x
   x = 1,615,257,981,184/822,384
6. Step 6: Final answer
   x = 1,964,116.50