Finding the Third Proportional to 17,388 and 27,656

Step by Step Solution

1. Step 1: Write the proportion equation
   17,388 : 27,656 = 27,656 : x
2. Step 2: Convert to fraction form
   17,388/27,656 = 27,656/x
3. Step 3: Cross multiply
   17,388x = 27,656 × 27,656
4. Step 4: Simplify right side
   17,388x = 764,854,336
5. Step 5: Solve for x
   x = 764,854,336/17,388
6. Step 6: Final answer
   x = 43,987.48