Finding the Third Proportional to 82,668 and 179,340

Step by Step Solution

1. Step 1: Write the proportion equation
   82,668 : 179,340 = 179,340 : x
2. Step 2: Convert to fraction form
   82,668/179,340 = 179,340/x
3. Step 3: Cross multiply
   82,668x = 179,340 × 179,340
4. Step 4: Simplify right side
   82,668x = 32,162,835,600
5. Step 5: Solve for x
   x = 32,162,835,600/82,668
6. Step 6: Final answer
   x = 389,060.28