Finding the Third Proportional to 17,128 and 27,384

Step by Step Solution

1. Step 1: Write the proportion equation
   17,128 : 27,384 = 27,384 : x
2. Step 2: Convert to fraction form
   17,128/27,384 = 27,384/x
3. Step 3: Cross multiply
   17,128x = 27,384 × 27,384
4. Step 4: Simplify right side
   17,128x = 749,883,456
5. Step 5: Solve for x
   x = 749,883,456/17,128
6. Step 6: Final answer
   x = 43,781.15