Finding the Third Proportional to 17,786 and 38,922

Step by Step Solution

1. Step 1: Write the proportion equation
   17,786 : 38,922 = 38,922 : x
2. Step 2: Convert to fraction form
   17,786/38,922 = 38,922/x
3. Step 3: Cross multiply
   17,786x = 38,922 × 38,922
4. Step 4: Simplify right side
   17,786x = 1,514,922,084
5. Step 5: Solve for x
   x = 1,514,922,084/17,786
6. Step 6: Final answer
   x = 85,174.97