Finding the Fourth Proportional to 111.57, 167.37 and 46.56

Step by Step Solution

1. Step 1: Write the proportion equation
   111.57 : 167.37 = 46.56 : x
2. Step 2: Convert to fraction form
   111.57/167.37 = 46.56/x
3. Step 3: Cross multiply
   111.57x = 167.37 × 46.56
4. Step 4: Simplify right side
   111.57x = 7,792.75
5. Step 5: Solve for x
   x = 7,792.75/111.57
6. Step 6: Final answer
   x = 69.85