Finding the Fourth Proportional to 82.01, 123.03 and 64.01

Step by Step Solution

1. Step 1: Write the proportion equation
   82.01 : 123.03 = 64.01 : x
2. Step 2: Convert to fraction form
   82.01/123.03 = 64.01/x
3. Step 3: Cross multiply
   82.01x = 123.03 × 64.01
4. Step 4: Simplify right side
   82.01x = 7,874.54
5. Step 5: Solve for x
   x = 7,874.54/82.01
6. Step 6: Final answer
   x = 96.03