Finding the Fourth Proportional to 42.39, 63.27 and 37.53

Step by Step Solution

1. Step 1: Write the proportion equation
   42.39 : 63.27 = 37.53 : x
2. Step 2: Convert to fraction form
   42.39/63.27 = 37.53/x
3. Step 3: Cross multiply
   42.39x = 63.27 × 37.53
4. Step 4: Simplify right side
   42.39x = 2,374.52
5. Step 5: Solve for x
   x = 2,374.52/42.39
6. Step 6: Final answer
   x = 56.02