Finding the Third Proportional to 98,436 and 231,098

Step by Step Solution

1. Step 1: Write the proportion equation
   98,436 : 231,098 = 231,098 : x
2. Step 2: Convert to fraction form
   98,436/231,098 = 231,098/x
3. Step 3: Cross multiply
   98,436x = 231,098 × 231,098
4. Step 4: Simplify right side
   98,436x = 53,406,285,604
5. Step 5: Solve for x
   x = 53,406,285,604/98,436
6. Step 6: Final answer
   x = 542,548.31