Finding the Fourth Proportional to 2,951.91, 4,427.83 and 2,771.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,951.91 : 4,427.83 = 2,771.48 : x
2. Step 2: Convert to fraction form
   2,951.91/4,427.83 = 2,771.48/x
3. Step 3: Cross multiply
   2,951.91x = 4,427.83 × 2,771.48
4. Step 4: Simplify right side
   2,951.91x = 12,271,656.82
5. Step 5: Solve for x
   x = 12,271,656.82/2,951.91
6. Step 6: Final answer
   x = 4,157.19