Finding the Third Proportional to 67,280 and 158,598

Step by Step Solution

1. Step 1: Write the proportion equation
   67,280 : 158,598 = 158,598 : x
2. Step 2: Convert to fraction form
   67,280/158,598 = 158,598/x
3. Step 3: Cross multiply
   67,280x = 158,598 × 158,598
4. Step 4: Simplify right side
   67,280x = 25,153,325,604
5. Step 5: Solve for x
   x = 25,153,325,604/67,280
6. Step 6: Final answer
   x = 373,860.37