Finding the Fourth Proportional to 72.24, 108.38 and 37.52

Step by Step Solution

1. Step 1: Write the proportion equation
   72.24 : 108.38 = 37.52 : x
2. Step 2: Convert to fraction form
   72.24/108.38 = 37.52/x
3. Step 3: Cross multiply
   72.24x = 108.38 × 37.52
4. Step 4: Simplify right side
   72.24x = 4,066.42
5. Step 5: Solve for x
   x = 4,066.42/72.24
6. Step 6: Final answer
   x = 56.29