Finding the Third Proportional to 162,698 and 298,396

Step by Step Solution

1. Step 1: Write the proportion equation
   162,698 : 298,396 = 298,396 : x
2. Step 2: Convert to fraction form
   162,698/298,396 = 298,396/x
3. Step 3: Cross multiply
   162,698x = 298,396 × 298,396
4. Step 4: Simplify right side
   162,698x = 89,040,172,816
5. Step 5: Solve for x
   x = 89,040,172,816/162,698
6. Step 6: Final answer
   x = 547,272.69