Finding the Fourth Proportional to 59.34, 88.94 and 42.13

Step by Step Solution

1. Step 1: Write the proportion equation
   59.34 : 88.94 = 42.13 : x
2. Step 2: Convert to fraction form
   59.34/88.94 = 42.13/x
3. Step 3: Cross multiply
   59.34x = 88.94 × 42.13
4. Step 4: Simplify right side
   59.34x = 3,747.26
5. Step 5: Solve for x
   x = 3,747.26/59.34
6. Step 6: Final answer
   x = 63.14