Finding the Third Proportional to 31,265,760 and 67,879,104

Step by Step Solution

1. Step 1: Write the proportion equation
   31,265,760 : 67,879,104 = 67,879,104 : x
2. Step 2: Convert to fraction form
   31,265,760/67,879,104 = 67,879,104/x
3. Step 3: Cross multiply
   31,265,760x = 67,879,104 × 67,879,104
4. Step 4: Simplify right side
   31,265,760x = 4,607,572,759,842,816
5. Step 5: Solve for x
   x = 4,607,572,759,842,816/31,265,760
6. Step 6: Final answer
   x = 147,368,007.68