Finding the Fourth Proportional to 2,951.63, 4,421.80 and 2,852.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,951.63 : 4,421.80 = 2,852.72 : x
2. Step 2: Convert to fraction form
   2,951.63/4,421.80 = 2,852.72/x
3. Step 3: Cross multiply
   2,951.63x = 4,421.80 × 2,852.72
4. Step 4: Simplify right side
   2,951.63x = 12,614,155.33
5. Step 5: Solve for x
   x = 12,614,155.33/2,951.63
6. Step 6: Final answer
   x = 4,273.63