Finding the Third Proportional to 132,574 and 280,504

Step by Step Solution

1. Step 1: Write the proportion equation
   132,574 : 280,504 = 280,504 : x
2. Step 2: Convert to fraction form
   132,574/280,504 = 280,504/x
3. Step 3: Cross multiply
   132,574x = 280,504 × 280,504
4. Step 4: Simplify right side
   132,574x = 78,682,494,016
5. Step 5: Solve for x
   x = 78,682,494,016/132,574
6. Step 6: Final answer
   x = 593,498.68