Finding the Third Proportional to 65,036 and 140,520

Step by Step Solution

1. Step 1: Write the proportion equation
   65,036 : 140,520 = 140,520 : x
2. Step 2: Convert to fraction form
   65,036/140,520 = 140,520/x
3. Step 3: Cross multiply
   65,036x = 140,520 × 140,520
4. Step 4: Simplify right side
   65,036x = 19,745,870,400
5. Step 5: Solve for x
   x = 19,745,870,400/65,036
6. Step 6: Final answer
   x = 303,614.47