Finding the Third Proportional to 12,156,760 and 25,940,648

Step by Step Solution

1. Step 1: Write the proportion equation
   12,156,760 : 25,940,648 = 25,940,648 : x
2. Step 2: Convert to fraction form
   12,156,760/25,940,648 = 25,940,648/x
3. Step 3: Cross multiply
   12,156,760x = 25,940,648 × 25,940,648
4. Step 4: Simplify right side
   12,156,760x = 672,917,218,659,904
5. Step 5: Solve for x
   x = 672,917,218,659,904/12,156,760
6. Step 6: Final answer
   x = 55,353,335.81