Finding the Third Proportional to 1,018,503 and 2,212,227

Step by Step Solution

1. Step 1: Write the proportion equation
   1,018,503 : 2,212,227 = 2,212,227 : x
2. Step 2: Convert to fraction form
   1,018,503/2,212,227 = 2,212,227/x
3. Step 3: Cross multiply
   1,018,503x = 2,212,227 × 2,212,227
4. Step 4: Simplify right side
   1,018,503x = 4,893,948,299,529
5. Step 5: Solve for x
   x = 4,893,948,299,529/1,018,503
6. Step 6: Final answer
   x = 4,805,040.63