Finding the Third Proportional to 170,436 and 250,398

Step by Step Solution

1. Step 1: Write the proportion equation
   170,436 : 250,398 = 250,398 : x
2. Step 2: Convert to fraction form
   170,436/250,398 = 250,398/x
3. Step 3: Cross multiply
   170,436x = 250,398 × 250,398
4. Step 4: Simplify right side
   170,436x = 62,699,158,404
5. Step 5: Solve for x
   x = 62,699,158,404/170,436
6. Step 6: Final answer
   x = 367,875.09