Finding the Third Proportional to 199,236 and 298,200

Step by Step Solution

1. Step 1: Write the proportion equation
   199,236 : 298,200 = 298,200 : x
2. Step 2: Convert to fraction form
   199,236/298,200 = 298,200/x
3. Step 3: Cross multiply
   199,236x = 298,200 × 298,200
4. Step 4: Simplify right side
   199,236x = 88,923,240,000
5. Step 5: Solve for x
   x = 88,923,240,000/199,236
6. Step 6: Final answer
   x = 446,321.15