Finding the Third Proportional to 11,558 and 17,554

Step by Step Solution

1. Step 1: Write the proportion equation
   11,558 : 17,554 = 17,554 : x
2. Step 2: Convert to fraction form
   11,558/17,554 = 17,554/x
3. Step 3: Cross multiply
   11,558x = 17,554 × 17,554
4. Step 4: Simplify right side
   11,558x = 308,142,916
5. Step 5: Solve for x
   x = 308,142,916/11,558
6. Step 6: Final answer
   x = 26,660.57