Finding the Third Proportional to 111,969 and 173,362

Step by Step Solution

1. Step 1: Write the proportion equation
   111,969 : 173,362 = 173,362 : x
2. Step 2: Convert to fraction form
   111,969/173,362 = 173,362/x
3. Step 3: Cross multiply
   111,969x = 173,362 × 173,362
4. Step 4: Simplify right side
   111,969x = 30,054,383,044
5. Step 5: Solve for x
   x = 30,054,383,044/111,969
6. Step 6: Final answer
   x = 268,417.00