Finding the Third Proportional to 12,613,120 and 27,667,900

Step by Step Solution

1. Step 1: Write the proportion equation
   12,613,120 : 27,667,900 = 27,667,900 : x
2. Step 2: Convert to fraction form
   12,613,120/27,667,900 = 27,667,900/x
3. Step 3: Cross multiply
   12,613,120x = 27,667,900 × 27,667,900
4. Step 4: Simplify right side
   12,613,120x = 765,512,690,410,000
5. Step 5: Solve for x
   x = 765,512,690,410,000/12,613,120
6. Step 6: Final answer
   x = 60,691,778.91