Finding the Third Proportional to 16,588 and 18,060

Step by Step Solution

1. Step 1: Write the proportion equation
   16,588 : 18,060 = 18,060 : x
2. Step 2: Convert to fraction form
   16,588/18,060 = 18,060/x
3. Step 3: Cross multiply
   16,588x = 18,060 × 18,060
4. Step 4: Simplify right side
   16,588x = 326,163,600
5. Step 5: Solve for x
   x = 326,163,600/16,588
6. Step 6: Final answer
   x = 19,662.62