Finding the Third Proportional to 31,230 and 49,950

Step by Step Solution

1. Step 1: Write the proportion equation
   31,230 : 49,950 = 49,950 : x
2. Step 2: Convert to fraction form
   31,230/49,950 = 49,950/x
3. Step 3: Cross multiply
   31,230x = 49,950 × 49,950
4. Step 4: Simplify right side
   31,230x = 2,495,002,500
5. Step 5: Solve for x
   x = 2,495,002,500/31,230
6. Step 6: Final answer
   x = 79,891.21