Finding the Fourth Proportional to 82.72, 114.20 and 50.01

Step by Step Solution

1. Step 1: Write the proportion equation
   82.72 : 114.20 = 50.01 : x
2. Step 2: Convert to fraction form
   82.72/114.20 = 50.01/x
3. Step 3: Cross multiply
   82.72x = 114.20 × 50.01
4. Step 4: Simplify right side
   82.72x = 5,711.14
5. Step 5: Solve for x
   x = 5,711.14/82.72
6. Step 6: Final answer
   x = 69.04