Finding the Third Proportional to 111,573 and 169,976

Step by Step Solution

1. Step 1: Write the proportion equation
   111,573 : 169,976 = 169,976 : x
2. Step 2: Convert to fraction form
   111,573/169,976 = 169,976/x
3. Step 3: Cross multiply
   111,573x = 169,976 × 169,976
4. Step 4: Simplify right side
   111,573x = 28,891,840,576
5. Step 5: Solve for x
   x = 28,891,840,576/111,573
6. Step 6: Final answer
   x = 258,950.11