Finding the Third Proportional to 3,470,778 and 7,110,684

Step by Step Solution

1. Step 1: Write the proportion equation
   3,470,778 : 7,110,684 = 7,110,684 : x
2. Step 2: Convert to fraction form
   3,470,778/7,110,684 = 7,110,684/x
3. Step 3: Cross multiply
   3,470,778x = 7,110,684 × 7,110,684
4. Step 4: Simplify right side
   3,470,778x = 50,561,826,947,856
5. Step 5: Solve for x
   x = 50,561,826,947,856/3,470,778
6. Step 6: Final answer
   x = 14,567,865.46