Finding the Third Proportional to 2,259,212 and 4,885,519

Step by Step Solution

1. Step 1: Write the proportion equation
   2,259,212 : 4,885,519 = 4,885,519 : x
2. Step 2: Convert to fraction form
   2,259,212/4,885,519 = 4,885,519/x
3. Step 3: Cross multiply
   2,259,212x = 4,885,519 × 4,885,519
4. Step 4: Simplify right side
   2,259,212x = 23,868,295,899,361
5. Step 5: Solve for x
   x = 23,868,295,899,361/2,259,212
6. Step 6: Final answer
   x = 10,564,876.56