Finding the Third Proportional to 111,187.69 and 162,043.03

Step by Step Solution

1. Step 1: Write the proportion equation
   111,187.69 : 162,043.03 = 162,043.03 : x
2. Step 2: Convert to fraction form
   111,187.69/162,043.03 = 162,043.03/x
3. Step 3: Cross multiply
   111,187.69x = 162,043.03 × 162,043.03
4. Step 4: Simplify right side
   111,187.69x = 26,257,943,976.69
5. Step 5: Solve for x
   x = 26,257,943,976.69/111,187.69
6. Step 6: Final answer
   x = 236,158.74