Finding the Third Proportional to 7,740,906 and 10,826,949

Step by Step Solution

1. Step 1: Write the proportion equation
   7,740,906 : 10,826,949 = 10,826,949 : x
2. Step 2: Convert to fraction form
   7,740,906/10,826,949 = 10,826,949/x
3. Step 3: Cross multiply
   7,740,906x = 10,826,949 × 10,826,949
4. Step 4: Simplify right side
   7,740,906x = 117,222,824,648,601
5. Step 5: Solve for x
   x = 117,222,824,648,601/7,740,906
6. Step 6: Final answer
   x = 15,143,295.20