Finding the Third Proportional to 31,600 and 50,904

Step by Step Solution

1. Step 1: Write the proportion equation
   31,600 : 50,904 = 50,904 : x
2. Step 2: Convert to fraction form
   31,600/50,904 = 50,904/x
3. Step 3: Cross multiply
   31,600x = 50,904 × 50,904
4. Step 4: Simplify right side
   31,600x = 2,591,217,216
5. Step 5: Solve for x
   x = 2,591,217,216/31,600
6. Step 6: Final answer
   x = 82,000.54