Finding the Third Proportional to 18,087 and 37,147

Step by Step Solution

1. Step 1: Write the proportion equation
   18,087 : 37,147 = 37,147 : x
2. Step 2: Convert to fraction form
   18,087/37,147 = 37,147/x
3. Step 3: Cross multiply
   18,087x = 37,147 × 37,147
4. Step 4: Simplify right side
   18,087x = 1,379,899,609
5. Step 5: Solve for x
   x = 1,379,899,609/18,087
6. Step 6: Final answer
   x = 76,292.34