Finding the Third Proportional to 198,406.50 and 298,062

Step by Step Solution

1. Step 1: Write the proportion equation
   198,406.50 : 298,062 = 298,062 : x
2. Step 2: Convert to fraction form
   198,406.50/298,062 = 298,062/x
3. Step 3: Cross multiply
   198,406.50x = 298,062 × 298,062
4. Step 4: Simplify right side
   198,406.50x = 88,840,955,844
5. Step 5: Solve for x
   x = 88,840,955,844/198,406.50
6. Step 6: Final answer
   x = 447,772.41