Finding the Third Proportional to 111,998 and 173,433

Step by Step Solution

1. Step 1: Write the proportion equation
   111,998 : 173,433 = 173,433 : x
2. Step 2: Convert to fraction form
   111,998/173,433 = 173,433/x
3. Step 3: Cross multiply
   111,998x = 173,433 × 173,433
4. Step 4: Simplify right side
   111,998x = 30,079,005,489
5. Step 5: Solve for x
   x = 30,079,005,489/111,998
6. Step 6: Final answer
   x = 268,567.34