Finding the Third Proportional to 2,873,184 and 4,284,864

Step by Step Solution

1. Step 1: Write the proportion equation
   2,873,184 : 4,284,864 = 4,284,864 : x
2. Step 2: Convert to fraction form
   2,873,184/4,284,864 = 4,284,864/x
3. Step 3: Cross multiply
   2,873,184x = 4,284,864 × 4,284,864
4. Step 4: Simplify right side
   2,873,184x = 18,360,059,498,496
5. Step 5: Solve for x
   x = 18,360,059,498,496/2,873,184
6. Step 6: Final answer
   x = 6,390,144