Finding the Third Proportional to 57,187.50 and 82,500.75

Step by Step Solution

1. Step 1: Write the proportion equation
   57,187.50 : 82,500.75 = 82,500.75 : x
2. Step 2: Convert to fraction form
   57,187.50/82,500.75 = 82,500.75/x
3. Step 3: Cross multiply
   57,187.50x = 82,500.75 × 82,500.75
4. Step 4: Simplify right side
   57,187.50x = 6,806,373,750.56
5. Step 5: Solve for x
   x = 6,806,373,750.56/57,187.50
6. Step 6: Final answer
   x = 119,018.56