Finding the Fourth Proportional to 42.51, 58.77 and 37.38

Step by Step Solution

1. Step 1: Write the proportion equation
   42.51 : 58.77 = 37.38 : x
2. Step 2: Convert to fraction form
   42.51/58.77 = 37.38/x
3. Step 3: Cross multiply
   42.51x = 58.77 × 37.38
4. Step 4: Simplify right side
   42.51x = 2,196.82
5. Step 5: Solve for x
   x = 2,196.82/42.51
6. Step 6: Final answer
   x = 51.68