Finding the Third Proportional to 111,562 and 169,957

Step by Step Solution

1. Step 1: Write the proportion equation
   111,562 : 169,957 = 169,957 : x
2. Step 2: Convert to fraction form
   111,562/169,957 = 169,957/x
3. Step 3: Cross multiply
   111,562x = 169,957 × 169,957
4. Step 4: Simplify right side
   111,562x = 28,885,381,849
5. Step 5: Solve for x
   x = 28,885,381,849/111,562
6. Step 6: Final answer
   x = 258,917.75