Finding the Third Proportional to 2,657,009 and 4,229,864

Step by Step Solution

1. Step 1: Write the proportion equation
   2,657,009 : 4,229,864 = 4,229,864 : x
2. Step 2: Convert to fraction form
   2,657,009/4,229,864 = 4,229,864/x
3. Step 3: Cross multiply
   2,657,009x = 4,229,864 × 4,229,864
4. Step 4: Simplify right side
   2,657,009x = 17,891,749,458,496
5. Step 5: Solve for x
   x = 17,891,749,458,496/2,657,009
6. Step 6: Final answer
   x = 6,733,793.32