Finding the Fourth Proportional to 42.62, 58.88 and 34.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42.62 : 58.88 = 34.42 : x
2. Step 2: Convert to fraction form
   42.62/58.88 = 34.42/x
3. Step 3: Cross multiply
   42.62x = 58.88 × 34.42
4. Step 4: Simplify right side
   42.62x = 2,026.34
5. Step 5: Solve for x
   x = 2,026.34/42.62
6. Step 6: Final answer
   x = 47.55