Finding the Third Proportional to 1,640,656 and 2,567,844

Step by Step Solution

1. Step 1: Write the proportion equation
   1,640,656 : 2,567,844 = 2,567,844 : x
2. Step 2: Convert to fraction form
   1,640,656/2,567,844 = 2,567,844/x
3. Step 3: Cross multiply
   1,640,656x = 2,567,844 × 2,567,844
4. Step 4: Simplify right side
   1,640,656x = 6,593,822,808,336
5. Step 5: Solve for x
   x = 6,593,822,808,336/1,640,656
6. Step 6: Final answer
   x = 4,019,016.06