Finding the Fourth Proportional to 304.89, 456.59 and 194.82

Step by Step Solution

1. Step 1: Write the proportion equation
   304.89 : 456.59 = 194.82 : x
2. Step 2: Convert to fraction form
   304.89/456.59 = 194.82/x
3. Step 3: Cross multiply
   304.89x = 456.59 × 194.82
4. Step 4: Simplify right side
   304.89x = 88,952.86
5. Step 5: Solve for x
   x = 88,952.86/304.89
6. Step 6: Final answer
   x = 291.75