Finding the Third Proportional to 18,227.75 and 39,749.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,227.75 : 39,749.50 = 39,749.50 : x
2. Step 2: Convert to fraction form
   18,227.75/39,749.50 = 39,749.50/x
3. Step 3: Cross multiply
   18,227.75x = 39,749.50 × 39,749.50
4. Step 4: Simplify right side
   18,227.75x = 1,580,022,750.25
5. Step 5: Solve for x
   x = 1,580,022,750.25/18,227.75
6. Step 6: Final answer
   x = 86,682.27