Finding the Third Proportional to 2,576,770 and 5,486,180

Step by Step Solution

1. Step 1: Write the proportion equation
   2,576,770 : 5,486,180 = 5,486,180 : x
2. Step 2: Convert to fraction form
   2,576,770/5,486,180 = 5,486,180/x
3. Step 3: Cross multiply
   2,576,770x = 5,486,180 × 5,486,180
4. Step 4: Simplify right side
   2,576,770x = 30,098,170,992,400
5. Step 5: Solve for x
   x = 30,098,170,992,400/2,576,770
6. Step 6: Final answer
   x = 11,680,581.11