Finding the Third Proportional to 267,870 and 363,801

Step by Step Solution

1. Step 1: Write the proportion equation
   267,870 : 363,801 = 363,801 : x
2. Step 2: Convert to fraction form
   267,870/363,801 = 363,801/x
3. Step 3: Cross multiply
   267,870x = 363,801 × 363,801
4. Step 4: Simplify right side
   267,870x = 132,351,167,601
5. Step 5: Solve for x
   x = 132,351,167,601/267,870
6. Step 6: Final answer
   x = 494,087.31