Finding the Third Proportional to 2,007,810 and 4,328,388

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007,810 : 4,328,388 = 4,328,388 : x
2. Step 2: Convert to fraction form
   2,007,810/4,328,388 = 4,328,388/x
3. Step 3: Cross multiply
   2,007,810x = 4,328,388 × 4,328,388
4. Step 4: Simplify right side
   2,007,810x = 18,734,942,678,544
5. Step 5: Solve for x
   x = 18,734,942,678,544/2,007,810
6. Step 6: Final answer
   x = 9,331,033.65