Finding the Third Proportional to 622,200 and 1,332,864

Step by Step Solution

1. Step 1: Write the proportion equation
   622,200 : 1,332,864 = 1,332,864 : x
2. Step 2: Convert to fraction form
   622,200/1,332,864 = 1,332,864/x
3. Step 3: Cross multiply
   622,200x = 1,332,864 × 1,332,864
4. Step 4: Simplify right side
   622,200x = 1,776,526,442,496
5. Step 5: Solve for x
   x = 1,776,526,442,496/622,200
6. Step 6: Final answer
   x = 2,855,233.76