Finding the Third Proportional to 65,923.50 and 145,293

Step by Step Solution

1. Step 1: Write the proportion equation
   65,923.50 : 145,293 = 145,293 : x
2. Step 2: Convert to fraction form
   65,923.50/145,293 = 145,293/x
3. Step 3: Cross multiply
   65,923.50x = 145,293 × 145,293
4. Step 4: Simplify right side
   65,923.50x = 21,110,055,849
5. Step 5: Solve for x
   x = 21,110,055,849/65,923.50
6. Step 6: Final answer
   x = 320,220.50