Finding the Third Proportional to 67,148 and 142,792

Step by Step Solution

1. Step 1: Write the proportion equation
   67,148 : 142,792 = 142,792 : x
2. Step 2: Convert to fraction form
   67,148/142,792 = 142,792/x
3. Step 3: Cross multiply
   67,148x = 142,792 × 142,792
4. Step 4: Simplify right side
   67,148x = 20,389,555,264
5. Step 5: Solve for x
   x = 20,389,555,264/67,148
6. Step 6: Final answer
   x = 303,650.97