Finding the Third Proportional to 65,604 and 141,578

Step by Step Solution

1. Step 1: Write the proportion equation
   65,604 : 141,578 = 141,578 : x
2. Step 2: Convert to fraction form
   65,604/141,578 = 141,578/x
3. Step 3: Cross multiply
   65,604x = 141,578 × 141,578
4. Step 4: Simplify right side
   65,604x = 20,044,330,084
5. Step 5: Solve for x
   x = 20,044,330,084/65,604
6. Step 6: Final answer
   x = 305,535.18