Finding the Third Proportional to 16,178 and 35,128

Step by Step Solution

1. Step 1: Write the proportion equation
   16,178 : 35,128 = 35,128 : x
2. Step 2: Convert to fraction form
   16,178/35,128 = 35,128/x
3. Step 3: Cross multiply
   16,178x = 35,128 × 35,128
4. Step 4: Simplify right side
   16,178x = 1,233,976,384
5. Step 5: Solve for x
   x = 1,233,976,384/16,178
6. Step 6: Final answer
   x = 76,274.97