Finding the Third Proportional to 131.06 and 282.16

Step by Step Solution

1. Step 1: Write the proportion equation
   131.06 : 282.16 = 282.16 : x
2. Step 2: Convert to fraction form
   131.06/282.16 = 282.16/x
3. Step 3: Cross multiply
   131.06x = 282.16 × 282.16
4. Step 4: Simplify right side
   131.06x = 79,616.56
5. Step 5: Solve for x
   x = 79,616.56/131.06
6. Step 6: Final answer
   x = 607.47