Finding the Third Proportional to 3,682,920 and 5,581,242

Step by Step Solution

1. Step 1: Write the proportion equation
   3,682,920 : 5,581,242 = 5,581,242 : x
2. Step 2: Convert to fraction form
   3,682,920/5,581,242 = 5,581,242/x
3. Step 3: Cross multiply
   3,682,920x = 5,581,242 × 5,581,242
4. Step 4: Simplify right side
   3,682,920x = 31,150,262,262,564
5. Step 5: Solve for x
   x = 31,150,262,262,564/3,682,920
6. Step 6: Final answer
   x = 8,458,033.91