Finding the Third Proportional to 17,092 and 18,388

Step by Step Solution

1. Step 1: Write the proportion equation
   17,092 : 18,388 = 18,388 : x
2. Step 2: Convert to fraction form
   17,092/18,388 = 18,388/x
3. Step 3: Cross multiply
   17,092x = 18,388 × 18,388
4. Step 4: Simplify right side
   17,092x = 338,118,544
5. Step 5: Solve for x
   x = 338,118,544/17,092
6. Step 6: Final answer
   x = 19,782.27