Finding the Third Proportional to 2,738,672 and 5,560,288

Step by Step Solution

1. Step 1: Write the proportion equation
   2,738,672 : 5,560,288 = 5,560,288 : x
2. Step 2: Convert to fraction form
   2,738,672/5,560,288 = 5,560,288/x
3. Step 3: Cross multiply
   2,738,672x = 5,560,288 × 5,560,288
4. Step 4: Simplify right side
   2,738,672x = 30,916,802,642,944
5. Step 5: Solve for x
   x = 30,916,802,642,944/2,738,672
6. Step 6: Final answer
   x = 11,288,976.06