Finding the Fourth Proportional to 42.01, 62.72 and 35.26

Step by Step Solution

1. Step 1: Write the proportion equation
   42.01 : 62.72 = 35.26 : x
2. Step 2: Convert to fraction form
   42.01/62.72 = 35.26/x
3. Step 3: Cross multiply
   42.01x = 62.72 × 35.26
4. Step 4: Simplify right side
   42.01x = 2,211.51
5. Step 5: Solve for x
   x = 2,211.51/42.01
6. Step 6: Final answer
   x = 52.64