Finding the Third Proportional to 59.81 and 130.59

Step by Step Solution

1. Step 1: Write the proportion equation
   59.81 : 130.59 = 130.59 : x
2. Step 2: Convert to fraction form
   59.81/130.59 = 130.59/x
3. Step 3: Cross multiply
   59.81x = 130.59 × 130.59
4. Step 4: Simplify right side
   59.81x = 17,054.73
5. Step 5: Solve for x
   x = 17,054.73/59.81
6. Step 6: Final answer
   x = 285.14