Finding the Third Proportional to 60,806 and 130,666

Step by Step Solution

1. Step 1: Write the proportion equation
   60,806 : 130,666 = 130,666 : x
2. Step 2: Convert to fraction form
   60,806/130,666 = 130,666/x
3. Step 3: Cross multiply
   60,806x = 130,666 × 130,666
4. Step 4: Simplify right side
   60,806x = 17,073,603,556
5. Step 5: Solve for x
   x = 17,073,603,556/60,806
6. Step 6: Final answer
   x = 280,788.14