Finding the Third Proportional to 2,641,059 and 5,788,408.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,641,059 : 5,788,408.50 = 5,788,408.50 : x
2. Step 2: Convert to fraction form
   2,641,059/5,788,408.50 = 5,788,408.50/x
3. Step 3: Cross multiply
   2,641,059x = 5,788,408.50 × 5,788,408.50
4. Step 4: Simplify right side
   2,641,059x = 33,505,672,962,872.25
5. Step 5: Solve for x
   x = 33,505,672,962,872.25/2,641,059
6. Step 6: Final answer
   x = 12,686,453.79