Finding the Third Proportional to 155,200.50 and 332,538

Step by Step Solution

1. Step 1: Write the proportion equation
   155,200.50 : 332,538 = 332,538 : x
2. Step 2: Convert to fraction form
   155,200.50/332,538 = 332,538/x
3. Step 3: Cross multiply
   155,200.50x = 332,538 × 332,538
4. Step 4: Simplify right side
   155,200.50x = 110,581,521,444
5. Step 5: Solve for x
   x = 110,581,521,444/155,200.50
6. Step 6: Final answer
   x = 712,507.51