Finding the Third Proportional to 43,289 and 67,667

Step by Step Solution

1. Step 1: Write the proportion equation
   43,289 : 67,667 = 67,667 : x
2. Step 2: Convert to fraction form
   43,289/67,667 = 67,667/x
3. Step 3: Cross multiply
   43,289x = 67,667 × 67,667
4. Step 4: Simplify right side
   43,289x = 4,578,822,889
5. Step 5: Solve for x
   x = 4,578,822,889/43,289
6. Step 6: Final answer
   x = 105,773.36