Finding the Fourth Proportional to 291.82, 437.72 and 96.82

Step by Step Solution

1. Step 1: Write the proportion equation
   291.82 : 437.72 = 96.82 : x
2. Step 2: Convert to fraction form
   291.82/437.72 = 96.82/x
3. Step 3: Cross multiply
   291.82x = 437.72 × 96.82
4. Step 4: Simplify right side
   291.82x = 42,377.86
5. Step 5: Solve for x
   x = 42,377.86/291.82
6. Step 6: Final answer
   x = 145.22