Finding the Third Proportional to 2,365,021.50 and 5,187,864

Step by Step Solution

1. Step 1: Write the proportion equation
   2,365,021.50 : 5,187,864 = 5,187,864 : x
2. Step 2: Convert to fraction form
   2,365,021.50/5,187,864 = 5,187,864/x
3. Step 3: Cross multiply
   2,365,021.50x = 5,187,864 × 5,187,864
4. Step 4: Simplify right side
   2,365,021.50x = 26,913,932,882,496
5. Step 5: Solve for x
   x = 26,913,932,882,496/2,365,021.50
6. Step 6: Final answer
   x = 11,379,995.02