Finding the Fourth Proportional to 2,743.98, 3,788.44 and 1,904.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,743.98 : 3,788.44 = 1,904.42 : x
2. Step 2: Convert to fraction form
   2,743.98/3,788.44 = 1,904.42/x
3. Step 3: Cross multiply
   2,743.98x = 3,788.44 × 1,904.42
4. Step 4: Simplify right side
   2,743.98x = 7,214,780.90
5. Step 5: Solve for x
   x = 7,214,780.90/2,743.98
6. Step 6: Final answer
   x = 2,629.31