Finding the Third Proportional to 18,857 and 37,238

Step by Step Solution

1. Step 1: Write the proportion equation
   18,857 : 37,238 = 37,238 : x
2. Step 2: Convert to fraction form
   18,857/37,238 = 37,238/x
3. Step 3: Cross multiply
   18,857x = 37,238 × 37,238
4. Step 4: Simplify right side
   18,857x = 1,386,668,644
5. Step 5: Solve for x
   x = 1,386,668,644/18,857
6. Step 6: Final answer
   x = 73,536.02