Finding the Third Proportional to 198,575.50 and 303,059

Step by Step Solution

1. Step 1: Write the proportion equation
   198,575.50 : 303,059 = 303,059 : x
2. Step 2: Convert to fraction form
   198,575.50/303,059 = 303,059/x
3. Step 3: Cross multiply
   198,575.50x = 303,059 × 303,059
4. Step 4: Simplify right side
   198,575.50x = 91,844,757,481
5. Step 5: Solve for x
   x = 91,844,757,481/198,575.50
6. Step 6: Final answer
   x = 462,518.07