Finding the Third Proportional to 114,842 and 243,598

Step by Step Solution

1. Step 1: Write the proportion equation
   114,842 : 243,598 = 243,598 : x
2. Step 2: Convert to fraction form
   114,842/243,598 = 243,598/x
3. Step 3: Cross multiply
   114,842x = 243,598 × 243,598
4. Step 4: Simplify right side
   114,842x = 59,339,985,604
5. Step 5: Solve for x
   x = 59,339,985,604/114,842
6. Step 6: Final answer
   x = 516,709.79