Finding the Third Proportional to 2,593,940 and 4,143,864

Step by Step Solution

1. Step 1: Write the proportion equation
   2,593,940 : 4,143,864 = 4,143,864 : x
2. Step 2: Convert to fraction form
   2,593,940/4,143,864 = 4,143,864/x
3. Step 3: Cross multiply
   2,593,940x = 4,143,864 × 4,143,864
4. Step 4: Simplify right side
   2,593,940x = 17,171,608,850,496
5. Step 5: Solve for x
   x = 17,171,608,850,496/2,593,940
6. Step 6: Final answer
   x = 6,619,894.39