Finding the Third Proportional to 12,613,163 and 27,667,990

Step by Step Solution

1. Step 1: Write the proportion equation
   12,613,163 : 27,667,990 = 27,667,990 : x
2. Step 2: Convert to fraction form
   12,613,163/27,667,990 = 27,667,990/x
3. Step 3: Cross multiply
   12,613,163x = 27,667,990 × 27,667,990
4. Step 4: Simplify right side
   12,613,163x = 765,517,670,640,100
5. Step 5: Solve for x
   x = 765,517,670,640,100/12,613,163
6. Step 6: Final answer
   x = 60,691,966.85