Finding the Third Proportional to 31,808.50 and 50,359.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,808.50 : 50,359.50 = 50,359.50 : x
2. Step 2: Convert to fraction form
   31,808.50/50,359.50 = 50,359.50/x
3. Step 3: Cross multiply
   31,808.50x = 50,359.50 × 50,359.50
4. Step 4: Simplify right side
   31,808.50x = 2,536,079,240.25
5. Step 5: Solve for x
   x = 2,536,079,240.25/31,808.50
6. Step 6: Final answer
   x = 79,729.61