Finding the Third Proportional to 2,368,611 and 5,209,505

Step by Step Solution

1. Step 1: Write the proportion equation
   2,368,611 : 5,209,505 = 5,209,505 : x
2. Step 2: Convert to fraction form
   2,368,611/5,209,505 = 5,209,505/x
3. Step 3: Cross multiply
   2,368,611x = 5,209,505 × 5,209,505
4. Step 4: Simplify right side
   2,368,611x = 27,138,942,345,025
5. Step 5: Solve for x
   x = 27,138,942,345,025/2,368,611
6. Step 6: Final answer
   x = 11,457,745.63