Finding the Fourth Proportional to 76.37, 114.52 and 49.49

Step by Step Solution

1. Step 1: Write the proportion equation
   76.37 : 114.52 = 49.49 : x
2. Step 2: Convert to fraction form
   76.37/114.52 = 49.49/x
3. Step 3: Cross multiply
   76.37x = 114.52 × 49.49
4. Step 4: Simplify right side
   76.37x = 5,667.59
5. Step 5: Solve for x
   x = 5,667.59/76.37
6. Step 6: Final answer
   x = 74.21