Finding the Third Proportional to 111,072 and 158,298

Step by Step Solution

1. Step 1: Write the proportion equation
   111,072 : 158,298 = 158,298 : x
2. Step 2: Convert to fraction form
   111,072/158,298 = 158,298/x
3. Step 3: Cross multiply
   111,072x = 158,298 × 158,298
4. Step 4: Simplify right side
   111,072x = 25,058,256,804
5. Step 5: Solve for x
   x = 25,058,256,804/111,072
6. Step 6: Final answer
   x = 225,603.72