Finding the Fourth Proportional to 42.94, 59.32 and 42.56

Step by Step Solution

1. Step 1: Write the proportion equation
   42.94 : 59.32 = 42.56 : x
2. Step 2: Convert to fraction form
   42.94/59.32 = 42.56/x
3. Step 3: Cross multiply
   42.94x = 59.32 × 42.56
4. Step 4: Simplify right side
   42.94x = 2,524.66
5. Step 5: Solve for x
   x = 2,524.66/42.94
6. Step 6: Final answer
   x = 58.80