Finding the Third Proportional to 2,556,058 and 5,510,698

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556,058 : 5,510,698 = 5,510,698 : x
2. Step 2: Convert to fraction form
   2,556,058/5,510,698 = 5,510,698/x
3. Step 3: Cross multiply
   2,556,058x = 5,510,698 × 5,510,698
4. Step 4: Simplify right side
   2,556,058x = 30,367,792,447,204
5. Step 5: Solve for x
   x = 30,367,792,447,204/2,556,058
6. Step 6: Final answer
   x = 11,880,713.37