Finding the Third Proportional to 18,728.50 and 41,223.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,728.50 : 41,223.50 = 41,223.50 : x
2. Step 2: Convert to fraction form
   18,728.50/41,223.50 = 41,223.50/x
3. Step 3: Cross multiply
   18,728.50x = 41,223.50 × 41,223.50
4. Step 4: Simplify right side
   18,728.50x = 1,699,376,952.25
5. Step 5: Solve for x
   x = 1,699,376,952.25/18,728.50
6. Step 6: Final answer
   x = 90,737.48