Finding the Fourth Proportional to 83.33, 114.99 and 50.59

Step by Step Solution

1. Step 1: Write the proportion equation
   83.33 : 114.99 = 50.59 : x
2. Step 2: Convert to fraction form
   83.33/114.99 = 50.59/x
3. Step 3: Cross multiply
   83.33x = 114.99 × 50.59
4. Step 4: Simplify right side
   83.33x = 5,817.30
5. Step 5: Solve for x
   x = 5,817.30/83.33
6. Step 6: Final answer
   x = 69.81