Finding the Fourth Proportional to 82.03, 113.25 and 52.96

Step by Step Solution

1. Step 1: Write the proportion equation
   82.03 : 113.25 = 52.96 : x
2. Step 2: Convert to fraction form
   82.03/113.25 = 52.96/x
3. Step 3: Cross multiply
   82.03x = 113.25 × 52.96
4. Step 4: Simplify right side
   82.03x = 5,997.72
5. Step 5: Solve for x
   x = 5,997.72/82.03
6. Step 6: Final answer
   x = 73.12