Finding the Third Proportional to 31,344 and 50,392

Step by Step Solution

1. Step 1: Write the proportion equation
   31,344 : 50,392 = 50,392 : x
2. Step 2: Convert to fraction form
   31,344/50,392 = 50,392/x
3. Step 3: Cross multiply
   31,344x = 50,392 × 50,392
4. Step 4: Simplify right side
   31,344x = 2,539,353,664
5. Step 5: Solve for x
   x = 2,539,353,664/31,344
6. Step 6: Final answer
   x = 81,015.62