Finding the Third Proportional to 67,945 and 144,112

Step by Step Solution

1. Step 1: Write the proportion equation
   67,945 : 144,112 = 144,112 : x
2. Step 2: Convert to fraction form
   67,945/144,112 = 144,112/x
3. Step 3: Cross multiply
   67,945x = 144,112 × 144,112
4. Step 4: Simplify right side
   67,945x = 20,768,268,544
5. Step 5: Solve for x
   x = 20,768,268,544/67,945
6. Step 6: Final answer
   x = 305,662.94