Finding the Third Proportional to 67,092 and 144,695

Step by Step Solution

1. Step 1: Write the proportion equation
   67,092 : 144,695 = 144,695 : x
2. Step 2: Convert to fraction form
   67,092/144,695 = 144,695/x
3. Step 3: Cross multiply
   67,092x = 144,695 × 144,695
4. Step 4: Simplify right side
   67,092x = 20,936,643,025
5. Step 5: Solve for x
   x = 20,936,643,025/67,092
6. Step 6: Final answer
   x = 312,058.71