Finding the Third Proportional to 65,238 and 141,812

Step by Step Solution

1. Step 1: Write the proportion equation
   65,238 : 141,812 = 141,812 : x
2. Step 2: Convert to fraction form
   65,238/141,812 = 141,812/x
3. Step 3: Cross multiply
   65,238x = 141,812 × 141,812
4. Step 4: Simplify right side
   65,238x = 20,110,643,344
5. Step 5: Solve for x
   x = 20,110,643,344/65,238
6. Step 6: Final answer
   x = 308,265.79