Finding the Third Proportional to 2,299,108.50 and 5,419,638

Step by Step Solution

1. Step 1: Write the proportion equation
   2,299,108.50 : 5,419,638 = 5,419,638 : x
2. Step 2: Convert to fraction form
   2,299,108.50/5,419,638 = 5,419,638/x
3. Step 3: Cross multiply
   2,299,108.50x = 5,419,638 × 5,419,638
4. Step 4: Simplify right side
   2,299,108.50x = 29,372,476,051,044
5. Step 5: Solve for x
   x = 29,372,476,051,044/2,299,108.50
6. Step 6: Final answer
   x = 12,775,593.69