Finding the Third Proportional to 622,944 and 1,340,656

Step by Step Solution

1. Step 1: Write the proportion equation
   622,944 : 1,340,656 = 1,340,656 : x
2. Step 2: Convert to fraction form
   622,944/1,340,656 = 1,340,656/x
3. Step 3: Cross multiply
   622,944x = 1,340,656 × 1,340,656
4. Step 4: Simplify right side
   622,944x = 1,797,358,510,336
5. Step 5: Solve for x
   x = 1,797,358,510,336/622,944
6. Step 6: Final answer
   x = 2,885,264.98