Finding the Third Proportional to 111,039 and 158,254.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,039 : 158,254.50 = 158,254.50 : x
2. Step 2: Convert to fraction form
   111,039/158,254.50 = 158,254.50/x
3. Step 3: Cross multiply
   111,039x = 158,254.50 × 158,254.50
4. Step 4: Simplify right side
   111,039x = 25,044,486,770.25
5. Step 5: Solve for x
   x = 25,044,486,770.25/111,039
6. Step 6: Final answer
   x = 225,546.76