Finding the Third Proportional to 2,565,648 and 5,538,080

Step by Step Solution

1. Step 1: Write the proportion equation
   2,565,648 : 5,538,080 = 5,538,080 : x
2. Step 2: Convert to fraction form
   2,565,648/5,538,080 = 5,538,080/x
3. Step 3: Cross multiply
   2,565,648x = 5,538,080 × 5,538,080
4. Step 4: Simplify right side
   2,565,648x = 30,670,330,086,400
5. Step 5: Solve for x
   x = 30,670,330,086,400/2,565,648
6. Step 6: Final answer
   x = 11,954,223.68