Finding the Third Proportional to 3,691,228 and 5,778,766

Step by Step Solution

1. Step 1: Write the proportion equation
   3,691,228 : 5,778,766 = 5,778,766 : x
2. Step 2: Convert to fraction form
   3,691,228/5,778,766 = 5,778,766/x
3. Step 3: Cross multiply
   3,691,228x = 5,778,766 × 5,778,766
4. Step 4: Simplify right side
   3,691,228x = 33,394,136,482,756
5. Step 5: Solve for x
   x = 33,394,136,482,756/3,691,228
6. Step 6: Final answer
   x = 9,046,890.76