Finding the Third Proportional to 59,784 and 131,556

Step by Step Solution

1. Step 1: Write the proportion equation
   59,784 : 131,556 = 131,556 : x
2. Step 2: Convert to fraction form
   59,784/131,556 = 131,556/x
3. Step 3: Cross multiply
   59,784x = 131,556 × 131,556
4. Step 4: Simplify right side
   59,784x = 17,306,981,136
5. Step 5: Solve for x
   x = 17,306,981,136/59,784
6. Step 6: Final answer
   x = 289,491.86