Finding the Fourth Proportional to 60.42, 83.37 and 42.00

Step by Step Solution

1. Step 1: Write the proportion equation
   60.42 : 83.37 = 42.00 : x
2. Step 2: Convert to fraction form
   60.42/83.37 = 42.00/x
3. Step 3: Cross multiply
   60.42x = 83.37 × 42.00
4. Step 4: Simplify right side
   60.42x = 3,501.12
5. Step 5: Solve for x
   x = 3,501.12/60.42
6. Step 6: Final answer
   x = 57.95