Finding the Third Proportional to 162,688.50 and 350,352

Step by Step Solution

1. Step 1: Write the proportion equation
   162,688.50 : 350,352 = 350,352 : x
2. Step 2: Convert to fraction form
   162,688.50/350,352 = 350,352/x
3. Step 3: Cross multiply
   162,688.50x = 350,352 × 350,352
4. Step 4: Simplify right side
   162,688.50x = 122,746,523,904
5. Step 5: Solve for x
   x = 122,746,523,904/162,688.50
6. Step 6: Final answer
   x = 754,488.02