Finding the Third Proportional to 18,276.94 and 39,273.38

Step by Step Solution

1. Step 1: Write the proportion equation
   18,276.94 : 39,273.38 = 39,273.38 : x
2. Step 2: Convert to fraction form
   18,276.94/39,273.38 = 39,273.38/x
3. Step 3: Cross multiply
   18,276.94x = 39,273.38 × 39,273.38
4. Step 4: Simplify right side
   18,276.94x = 1,542,397,983.89
5. Step 5: Solve for x
   x = 1,542,397,983.89/18,276.94
6. Step 6: Final answer
   x = 84,390.40