Finding the Third Proportional to 31,449.50 and 50,500

Step by Step Solution

1. Step 1: Write the proportion equation
   31,449.50 : 50,500 = 50,500 : x
2. Step 2: Convert to fraction form
   31,449.50/50,500 = 50,500/x
3. Step 3: Cross multiply
   31,449.50x = 50,500 × 50,500
4. Step 4: Simplify right side
   31,449.50x = 2,550,250,000
5. Step 5: Solve for x
   x = 2,550,250,000/31,449.50
6. Step 6: Final answer
   x = 81,090.32