Finding the Third Proportional to 2,496,572 and 5,378,809

Step by Step Solution

1. Step 1: Write the proportion equation
   2,496,572 : 5,378,809 = 5,378,809 : x
2. Step 2: Convert to fraction form
   2,496,572/5,378,809 = 5,378,809/x
3. Step 3: Cross multiply
   2,496,572x = 5,378,809 × 5,378,809
4. Step 4: Simplify right side
   2,496,572x = 28,931,586,258,481
5. Step 5: Solve for x
   x = 28,931,586,258,481/2,496,572
6. Step 6: Final answer
   x = 11,588,524.69