Finding the Third Proportional to 12,850,434 and 27,940,320

Step by Step Solution

1. Step 1: Write the proportion equation
   12,850,434 : 27,940,320 = 27,940,320 : x
2. Step 2: Convert to fraction form
   12,850,434/27,940,320 = 27,940,320/x
3. Step 3: Cross multiply
   12,850,434x = 27,940,320 × 27,940,320
4. Step 4: Simplify right side
   12,850,434x = 780,661,481,702,400
5. Step 5: Solve for x
   x = 780,661,481,702,400/12,850,434
6. Step 6: Final answer
   x = 60,749,814.50