Finding the Fourth Proportional to 89.27, 133.83 and 37.88

Step by Step Solution

1. Step 1: Write the proportion equation
   89.27 : 133.83 = 37.88 : x
2. Step 2: Convert to fraction form
   89.27/133.83 = 37.88/x
3. Step 3: Cross multiply
   89.27x = 133.83 × 37.88
4. Step 4: Simplify right side
   89.27x = 5,068.81
5. Step 5: Solve for x
   x = 5,068.81/89.27
6. Step 6: Final answer
   x = 56.78