Finding the Third Proportional to 13,436 and 17,670

Step by Step Solution

1. Step 1: Write the proportion equation
   13,436 : 17,670 = 17,670 : x
2. Step 2: Convert to fraction form
   13,436/17,670 = 17,670/x
3. Step 3: Cross multiply
   13,436x = 17,670 × 17,670
4. Step 4: Simplify right side
   13,436x = 312,228,900
5. Step 5: Solve for x
   x = 312,228,900/13,436
6. Step 6: Final answer
   x = 23,238.23