Finding the Third Proportional to 43,791 and 67,945

Step by Step Solution

1. Step 1: Write the proportion equation
   43,791 : 67,945 = 67,945 : x
2. Step 2: Convert to fraction form
   43,791/67,945 = 67,945/x
3. Step 3: Cross multiply
   43,791x = 67,945 × 67,945
4. Step 4: Simplify right side
   43,791x = 4,616,523,025
5. Step 5: Solve for x
   x = 4,616,523,025/43,791
6. Step 6: Final answer
   x = 105,421.73