Finding the Fourth Proportional to 100.41, 150.55 and 35.39

Step by Step Solution

1. Step 1: Write the proportion equation
   100.41 : 150.55 = 35.39 : x
2. Step 2: Convert to fraction form
   100.41/150.55 = 35.39/x
3. Step 3: Cross multiply
   100.41x = 150.55 × 35.39
4. Step 4: Simplify right side
   100.41x = 5,328.25
5. Step 5: Solve for x
   x = 5,328.25/100.41
6. Step 6: Final answer
   x = 53.06