Finding the Third Proportional to 12,942 and 18,322

Step by Step Solution

1. Step 1: Write the proportion equation
   12,942 : 18,322 = 18,322 : x
2. Step 2: Convert to fraction form
   12,942/18,322 = 18,322/x
3. Step 3: Cross multiply
   12,942x = 18,322 × 18,322
4. Step 4: Simplify right side
   12,942x = 335,695,684
5. Step 5: Solve for x
   x = 335,695,684/12,942
6. Step 6: Final answer
   x = 25,938.47