Finding the Third Proportional to 2,889,864 and 4,500,240

Step by Step Solution

1. Step 1: Write the proportion equation
   2,889,864 : 4,500,240 = 4,500,240 : x
2. Step 2: Convert to fraction form
   2,889,864/4,500,240 = 4,500,240/x
3. Step 3: Cross multiply
   2,889,864x = 4,500,240 × 4,500,240
4. Step 4: Simplify right side
   2,889,864x = 20,252,160,057,600
5. Step 5: Solve for x
   x = 20,252,160,057,600/2,889,864
6. Step 6: Final answer
   x = 7,007,997.63