Finding the Fourth Proportional to 42.98, 59.30 and 33.74

Step by Step Solution

1. Step 1: Write the proportion equation
   42.98 : 59.30 = 33.74 : x
2. Step 2: Convert to fraction form
   42.98/59.30 = 33.74/x
3. Step 3: Cross multiply
   42.98x = 59.30 × 33.74
4. Step 4: Simplify right side
   42.98x = 2,000.78
5. Step 5: Solve for x
   x = 2,000.78/42.98
6. Step 6: Final answer
   x = 46.55