Finding the Third Proportional to 622,116 and 1,332,648

Step by Step Solution

1. Step 1: Write the proportion equation
   622,116 : 1,332,648 = 1,332,648 : x
2. Step 2: Convert to fraction form
   622,116/1,332,648 = 1,332,648/x
3. Step 3: Cross multiply
   622,116x = 1,332,648 × 1,332,648
4. Step 4: Simplify right side
   622,116x = 1,775,950,691,904
5. Step 5: Solve for x
   x = 1,775,950,691,904/622,116
6. Step 6: Final answer
   x = 2,854,693.81