Finding the Third Proportional to 162,397.50 and 354,306

Step by Step Solution

1. Step 1: Write the proportion equation
   162,397.50 : 354,306 = 354,306 : x
2. Step 2: Convert to fraction form
   162,397.50/354,306 = 354,306/x
3. Step 3: Cross multiply
   162,397.50x = 354,306 × 354,306
4. Step 4: Simplify right side
   162,397.50x = 125,532,741,636
5. Step 5: Solve for x
   x = 125,532,741,636/162,397.50
6. Step 6: Final answer
   x = 772,996.76