Finding the Third Proportional to 67,936.50 and 147,561

Step by Step Solution

1. Step 1: Write the proportion equation
   67,936.50 : 147,561 = 147,561 : x
2. Step 2: Convert to fraction form
   67,936.50/147,561 = 147,561/x
3. Step 3: Cross multiply
   67,936.50x = 147,561 × 147,561
4. Step 4: Simplify right side
   67,936.50x = 21,774,248,721
5. Step 5: Solve for x
   x = 21,774,248,721/67,936.50
6. Step 6: Final answer
   x = 320,508.84