Finding the Fourth Proportional to 42.46, 63.72 and 32.84

Step by Step Solution

1. Step 1: Write the proportion equation
   42.46 : 63.72 = 32.84 : x
2. Step 2: Convert to fraction form
   42.46/63.72 = 32.84/x
3. Step 3: Cross multiply
   42.46x = 63.72 × 32.84
4. Step 4: Simplify right side
   42.46x = 2,092.56
5. Step 5: Solve for x
   x = 2,092.56/42.46
6. Step 6: Final answer
   x = 49.28