Finding the Third Proportional to 1,211,736 and 2,548,824

Step by Step Solution

1. Step 1: Write the proportion equation
   1,211,736 : 2,548,824 = 2,548,824 : x
2. Step 2: Convert to fraction form
   1,211,736/2,548,824 = 2,548,824/x
3. Step 3: Cross multiply
   1,211,736x = 2,548,824 × 2,548,824
4. Step 4: Simplify right side
   1,211,736x = 6,496,503,782,976
5. Step 5: Solve for x
   x = 6,496,503,782,976/1,211,736
6. Step 6: Final answer
   x = 5,361,319.45