Finding the Third Proportional to 199,436 and 298,476

Step by Step Solution

1. Step 1: Write the proportion equation
   199,436 : 298,476 = 298,476 : x
2. Step 2: Convert to fraction form
   199,436/298,476 = 298,476/x
3. Step 3: Cross multiply
   199,436x = 298,476 × 298,476
4. Step 4: Simplify right side
   199,436x = 89,087,922,576
5. Step 5: Solve for x
   x = 89,087,922,576/199,436
6. Step 6: Final answer
   x = 446,699.30