Finding the Third Proportional to 5,591,628 and 12,229,938

Step by Step Solution

1. Step 1: Write the proportion equation
   5,591,628 : 12,229,938 = 12,229,938 : x
2. Step 2: Convert to fraction form
   5,591,628/12,229,938 = 12,229,938/x
3. Step 3: Cross multiply
   5,591,628x = 12,229,938 × 12,229,938
4. Step 4: Simplify right side
   5,591,628x = 149,571,383,483,844
5. Step 5: Solve for x
   x = 149,571,383,483,844/5,591,628
6. Step 6: Final answer
   x = 26,749,165.62