Finding the Third Proportional to 31,367,268 and 67,945,608

Step by Step Solution

1. Step 1: Write the proportion equation
   31,367,268 : 67,945,608 = 67,945,608 : x
2. Step 2: Convert to fraction form
   31,367,268/67,945,608 = 67,945,608/x
3. Step 3: Cross multiply
   31,367,268x = 67,945,608 × 67,945,608
4. Step 4: Simplify right side
   31,367,268x = 4,616,605,646,489,664
5. Step 5: Solve for x
   x = 4,616,605,646,489,664/31,367,268
6. Step 6: Final answer
   x = 147,179,080.00