Finding the Third Proportional to 2,152,469 and 4,528,018

Step by Step Solution

1. Step 1: Write the proportion equation
   2,152,469 : 4,528,018 = 4,528,018 : x
2. Step 2: Convert to fraction form
   2,152,469/4,528,018 = 4,528,018/x
3. Step 3: Cross multiply
   2,152,469x = 4,528,018 × 4,528,018
4. Step 4: Simplify right side
   2,152,469x = 20,502,947,008,324
5. Step 5: Solve for x
   x = 20,502,947,008,324/2,152,469
6. Step 6: Final answer
   x = 9,525,315.82