Finding the Fourth Proportional to 89.34, 133.98 and 37.98

Step by Step Solution

1. Step 1: Write the proportion equation
   89.34 : 133.98 = 37.98 : x
2. Step 2: Convert to fraction form
   89.34/133.98 = 37.98/x
3. Step 3: Cross multiply
   89.34x = 133.98 × 37.98
4. Step 4: Simplify right side
   89.34x = 5,088.56
5. Step 5: Solve for x
   x = 5,088.56/89.34
6. Step 6: Final answer
   x = 56.96