Finding the Third Proportional to 2,115,892.50 and 4,993,998

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115,892.50 : 4,993,998 = 4,993,998 : x
2. Step 2: Convert to fraction form
   2,115,892.50/4,993,998 = 4,993,998/x
3. Step 3: Cross multiply
   2,115,892.50x = 4,993,998 × 4,993,998
4. Step 4: Simplify right side
   2,115,892.50x = 24,940,016,024,004
5. Step 5: Solve for x
   x = 24,940,016,024,004/2,115,892.50
6. Step 6: Final answer
   x = 11,786,995.81