Finding the Fourth Proportional to 59.99, 82.76 and 48.29

Step by Step Solution

1. Step 1: Write the proportion equation
   59.99 : 82.76 = 48.29 : x
2. Step 2: Convert to fraction form
   59.99/82.76 = 48.29/x
3. Step 3: Cross multiply
   59.99x = 82.76 × 48.29
4. Step 4: Simplify right side
   59.99x = 3,995.83
5. Step 5: Solve for x
   x = 3,995.83/59.99
6. Step 6: Final answer
   x = 66.61