Finding the Fourth Proportional to 76.31, 114.52 and 50.62

Step by Step Solution

1. Step 1: Write the proportion equation
   76.31 : 114.52 = 50.62 : x
2. Step 2: Convert to fraction form
   76.31/114.52 = 50.62/x
3. Step 3: Cross multiply
   76.31x = 114.52 × 50.62
4. Step 4: Simplify right side
   76.31x = 5,796.59
5. Step 5: Solve for x
   x = 5,796.59/76.31
6. Step 6: Final answer
   x = 75.97