Finding the Third Proportional to 3,470,870 and 7,110,856

Step by Step Solution

1. Step 1: Write the proportion equation
   3,470,870 : 7,110,856 = 7,110,856 : x
2. Step 2: Convert to fraction form
   3,470,870/7,110,856 = 7,110,856/x
3. Step 3: Cross multiply
   3,470,870x = 7,110,856 × 7,110,856
4. Step 4: Simplify right side
   3,470,870x = 50,564,273,052,736
5. Step 5: Solve for x
   x = 50,564,273,052,736/3,470,870
6. Step 6: Final answer
   x = 14,568,184.07