Finding the Third Proportional to 67,180.50 and 146,641

Step by Step Solution

1. Step 1: Write the proportion equation
   67,180.50 : 146,641 = 146,641 : x
2. Step 2: Convert to fraction form
   67,180.50/146,641 = 146,641/x
3. Step 3: Cross multiply
   67,180.50x = 146,641 × 146,641
4. Step 4: Simplify right side
   67,180.50x = 21,503,582,881
5. Step 5: Solve for x
   x = 21,503,582,881/67,180.50
6. Step 6: Final answer
   x = 320,086.68