Finding the Third Proportional to 2,491,299 and 5,395,810.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491,299 : 5,395,810.50 = 5,395,810.50 : x
2. Step 2: Convert to fraction form
   2,491,299/5,395,810.50 = 5,395,810.50/x
3. Step 3: Cross multiply
   2,491,299x = 5,395,810.50 × 5,395,810.50
4. Step 4: Simplify right side
   2,491,299x = 29,114,770,951,910.25
5. Step 5: Solve for x
   x = 29,114,770,951,910.25/2,491,299
6. Step 6: Final answer
   x = 11,686,582.36