Finding the Fourth Proportional to 91.10, 136.59 and 37.02

Step by Step Solution

1. Step 1: Write the proportion equation
   91.10 : 136.59 = 37.02 : x
2. Step 2: Convert to fraction form
   91.10/136.59 = 37.02/x
3. Step 3: Cross multiply
   91.10x = 136.59 × 37.02
4. Step 4: Simplify right side
   91.10x = 5,056.56
5. Step 5: Solve for x
   x = 5,056.56/91.10
6. Step 6: Final answer
   x = 55.51