Finding the Third Proportional to 18,145.50 and 38,751.38

Step by Step Solution

1. Step 1: Write the proportion equation
   18,145.50 : 38,751.38 = 38,751.38 : x
2. Step 2: Convert to fraction form
   18,145.50/38,751.38 = 38,751.38/x
3. Step 3: Cross multiply
   18,145.50x = 38,751.38 × 38,751.38
4. Step 4: Simplify right side
   18,145.50x = 1,501,669,064.39
5. Step 5: Solve for x
   x = 1,501,669,064.39/18,145.50
6. Step 6: Final answer
   x = 82,757.11