Finding the Third Proportional to 132,151.50 and 268,920

Step by Step Solution

1. Step 1: Write the proportion equation
   132,151.50 : 268,920 = 268,920 : x
2. Step 2: Convert to fraction form
   132,151.50/268,920 = 268,920/x
3. Step 3: Cross multiply
   132,151.50x = 268,920 × 268,920
4. Step 4: Simplify right side
   132,151.50x = 72,317,966,400
5. Step 5: Solve for x
   x = 72,317,966,400/132,151.50
6. Step 6: Final answer
   x = 547,235.30