Finding the Third Proportional to 17,456 and 19,088

Step by Step Solution

1. Step 1: Write the proportion equation
   17,456 : 19,088 = 19,088 : x
2. Step 2: Convert to fraction form
   17,456/19,088 = 19,088/x
3. Step 3: Cross multiply
   17,456x = 19,088 × 19,088
4. Step 4: Simplify right side
   17,456x = 364,351,744
5. Step 5: Solve for x
   x = 364,351,744/17,456
6. Step 6: Final answer
   x = 20,872.58