Finding the Fourth Proportional to 2,784.96, 3,843.27 and 1,605.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,784.96 : 3,843.27 = 1,605.96 : x
2. Step 2: Convert to fraction form
   2,784.96/3,843.27 = 1,605.96/x
3. Step 3: Cross multiply
   2,784.96x = 3,843.27 × 1,605.96
4. Step 4: Simplify right side
   2,784.96x = 6,172,137.89
5. Step 5: Solve for x
   x = 6,172,137.89/2,784.96
6. Step 6: Final answer
   x = 2,216.24