Finding the Third Proportional to 64,959.50 and 141,675

Step by Step Solution

1. Step 1: Write the proportion equation
   64,959.50 : 141,675 = 141,675 : x
2. Step 2: Convert to fraction form
   64,959.50/141,675 = 141,675/x
3. Step 3: Cross multiply
   64,959.50x = 141,675 × 141,675
4. Step 4: Simplify right side
   64,959.50x = 20,071,805,625
5. Step 5: Solve for x
   x = 20,071,805,625/64,959.50
6. Step 6: Final answer
   x = 308,989.53