Finding the Third Proportional to 2,523,388 and 5,551,218

Step by Step Solution

1. Step 1: Write the proportion equation
   2,523,388 : 5,551,218 = 5,551,218 : x
2. Step 2: Convert to fraction form
   2,523,388/5,551,218 = 5,551,218/x
3. Step 3: Cross multiply
   2,523,388x = 5,551,218 × 5,551,218
4. Step 4: Simplify right side
   2,523,388x = 30,816,021,283,524
5. Step 5: Solve for x
   x = 30,816,021,283,524/2,523,388
6. Step 6: Final answer
   x = 12,212,161.30