Finding the Fourth Proportional to 93.72, 140.56 and 35.94

Step by Step Solution

1. Step 1: Write the proportion equation
   93.72 : 140.56 = 35.94 : x
2. Step 2: Convert to fraction form
   93.72/140.56 = 35.94/x
3. Step 3: Cross multiply
   93.72x = 140.56 × 35.94
4. Step 4: Simplify right side
   93.72x = 5,051.73
5. Step 5: Solve for x
   x = 5,051.73/93.72
6. Step 6: Final answer
   x = 53.90