Finding the Third Proportional to 7,142,760 and 10,778,544

Step by Step Solution

1. Step 1: Write the proportion equation
   7,142,760 : 10,778,544 = 10,778,544 : x
2. Step 2: Convert to fraction form
   7,142,760/10,778,544 = 10,778,544/x
3. Step 3: Cross multiply
   7,142,760x = 10,778,544 × 10,778,544
4. Step 4: Simplify right side
   7,142,760x = 116,177,010,759,936
5. Step 5: Solve for x
   x = 116,177,010,759,936/7,142,760
6. Step 6: Final answer
   x = 16,265,002.71