Finding the Third Proportional to 3,494,676 and 5,556,766

Step by Step Solution

1. Step 1: Write the proportion equation
   3,494,676 : 5,556,766 = 5,556,766 : x
2. Step 2: Convert to fraction form
   3,494,676/5,556,766 = 5,556,766/x
3. Step 3: Cross multiply
   3,494,676x = 5,556,766 × 5,556,766
4. Step 4: Simplify right side
   3,494,676x = 30,877,648,378,756
5. Step 5: Solve for x
   x = 30,877,648,378,756/3,494,676
6. Step 6: Final answer
   x = 8,835,625.50