Finding the Fourth Proportional to 82.99, 114.52 and 48.02

Step by Step Solution

1. Step 1: Write the proportion equation
   82.99 : 114.52 = 48.02 : x
2. Step 2: Convert to fraction form
   82.99/114.52 = 48.02/x
3. Step 3: Cross multiply
   82.99x = 114.52 × 48.02
4. Step 4: Simplify right side
   82.99x = 5,499.37
5. Step 5: Solve for x
   x = 5,499.37/82.99
6. Step 6: Final answer
   x = 66.27