Finding the Third Proportional to 31,808 and 50,356

Step by Step Solution

1. Step 1: Write the proportion equation
   31,808 : 50,356 = 50,356 : x
2. Step 2: Convert to fraction form
   31,808/50,356 = 50,356/x
3. Step 3: Cross multiply
   31,808x = 50,356 × 50,356
4. Step 4: Simplify right side
   31,808x = 2,535,726,736
5. Step 5: Solve for x
   x = 2,535,726,736/31,808
6. Step 6: Final answer
   x = 79,719.78