Finding the Third Proportional to 111,040.50 and 158,256.75

Step by Step Solution

1. Step 1: Write the proportion equation
   111,040.50 : 158,256.75 = 158,256.75 : x
2. Step 2: Convert to fraction form
   111,040.50/158,256.75 = 158,256.75/x
3. Step 3: Cross multiply
   111,040.50x = 158,256.75 × 158,256.75
4. Step 4: Simplify right side
   111,040.50x = 25,045,198,920.56
5. Step 5: Solve for x
   x = 25,045,198,920.56/111,040.50
6. Step 6: Final answer
   x = 225,550.13