Finding the Fourth Proportional to 3,804.72, 5,702.46 and 2,162.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,804.72 : 5,702.46 = 2,162.88 : x
2. Step 2: Convert to fraction form
   3,804.72/5,702.46 = 2,162.88/x
3. Step 3: Cross multiply
   3,804.72x = 5,702.46 × 2,162.88
4. Step 4: Simplify right side
   3,804.72x = 12,333,736.68
5. Step 5: Solve for x
   x = 12,333,736.68/3,804.72
6. Step 6: Final answer
   x = 3,241.69