Finding the Third Proportional to 12,944 and 19,864

Step by Step Solution

1. Step 1: Write the proportion equation
   12,944 : 19,864 = 19,864 : x
2. Step 2: Convert to fraction form
   12,944/19,864 = 19,864/x
3. Step 3: Cross multiply
   12,944x = 19,864 × 19,864
4. Step 4: Simplify right side
   12,944x = 394,578,496
5. Step 5: Solve for x
   x = 394,578,496/12,944
6. Step 6: Final answer
   x = 30,483.51