Finding the Fourth Proportional to 82.09, 123.01 and 59.28

Step by Step Solution

1. Step 1: Write the proportion equation
   82.09 : 123.01 = 59.28 : x
2. Step 2: Convert to fraction form
   82.09/123.01 = 59.28/x
3. Step 3: Cross multiply
   82.09x = 123.01 × 59.28
4. Step 4: Simplify right side
   82.09x = 7,292.03
5. Step 5: Solve for x
   x = 7,292.03/82.09
6. Step 6: Final answer
   x = 88.83