Finding the Fourth Proportional to 185.91, 256.52 and 111.25

Step by Step Solution

1. Step 1: Write the proportion equation
   185.91 : 256.52 = 111.25 : x
2. Step 2: Convert to fraction form
   185.91/256.52 = 111.25/x
3. Step 3: Cross multiply
   185.91x = 256.52 × 111.25
4. Step 4: Simplify right side
   185.91x = 28,537.79
5. Step 5: Solve for x
   x = 28,537.79/185.91
6. Step 6: Final answer
   x = 153.50