Finding the Third Proportional to 2,603,222 and 5,627,554

Step by Step Solution

1. Step 1: Write the proportion equation
   2,603,222 : 5,627,554 = 5,627,554 : x
2. Step 2: Convert to fraction form
   2,603,222/5,627,554 = 5,627,554/x
3. Step 3: Cross multiply
   2,603,222x = 5,627,554 × 5,627,554
4. Step 4: Simplify right side
   2,603,222x = 31,669,364,022,916
5. Step 5: Solve for x
   x = 31,669,364,022,916/2,603,222
6. Step 6: Final answer
   x = 12,165,448.83