Finding the Fourth Proportional to 111.77, 167.72 and 46.76

Step by Step Solution

1. Step 1: Write the proportion equation
   111.77 : 167.72 = 46.76 : x
2. Step 2: Convert to fraction form
   111.77/167.72 = 46.76/x
3. Step 3: Cross multiply
   111.77x = 167.72 × 46.76
4. Step 4: Simplify right side
   111.77x = 7,843.12
5. Step 5: Solve for x
   x = 7,843.12/111.77
6. Step 6: Final answer
   x = 70.17