Finding the Third Proportional to 51,814.50 and 80,250

Step by Step Solution

1. Step 1: Write the proportion equation
   51,814.50 : 80,250 = 80,250 : x
2. Step 2: Convert to fraction form
   51,814.50/80,250 = 80,250/x
3. Step 3: Cross multiply
   51,814.50x = 80,250 × 80,250
4. Step 4: Simplify right side
   51,814.50x = 6,440,062,500
5. Step 5: Solve for x
   x = 6,440,062,500/51,814.50
6. Step 6: Final answer
   x = 124,290.74