Finding the Third Proportional to 59,182 and 128,732

Step by Step Solution

1. Step 1: Write the proportion equation
   59,182 : 128,732 = 128,732 : x
2. Step 2: Convert to fraction form
   59,182/128,732 = 128,732/x
3. Step 3: Cross multiply
   59,182x = 128,732 × 128,732
4. Step 4: Simplify right side
   59,182x = 16,571,927,824
5. Step 5: Solve for x
   x = 16,571,927,824/59,182
6. Step 6: Final answer
   x = 280,016.35