Finding the Third Proportional to 73,719 and 111,189.38

Step by Step Solution

1. Step 1: Write the proportion equation
   73,719 : 111,189.38 = 111,189.38 : x
2. Step 2: Convert to fraction form
   73,719/111,189.38 = 111,189.38/x
3. Step 3: Cross multiply
   73,719x = 111,189.38 × 111,189.38
4. Step 4: Simplify right side
   73,719x = 12,363,077,112.89
5. Step 5: Solve for x
   x = 12,363,077,112.89/73,719
6. Step 6: Final answer
   x = 167,705.44