Finding the Third Proportional to 236,568 and 354,500

Step by Step Solution

1. Step 1: Write the proportion equation
   236,568 : 354,500 = 354,500 : x
2. Step 2: Convert to fraction form
   236,568/354,500 = 354,500/x
3. Step 3: Cross multiply
   236,568x = 354,500 × 354,500
4. Step 4: Simplify right side
   236,568x = 125,670,250,000
5. Step 5: Solve for x
   x = 125,670,250,000/236,568
6. Step 6: Final answer
   x = 531,222.52