Finding the Third Proportional to 199,332 and 298,993.50

Step by Step Solution

1. Step 1: Write the proportion equation
   199,332 : 298,993.50 = 298,993.50 : x
2. Step 2: Convert to fraction form
   199,332/298,993.50 = 298,993.50/x
3. Step 3: Cross multiply
   199,332x = 298,993.50 × 298,993.50
4. Step 4: Simplify right side
   199,332x = 89,397,113,042.25
5. Step 5: Solve for x
   x = 89,397,113,042.25/199,332
6. Step 6: Final answer
   x = 448,483.50