Finding the Fourth Proportional to 2,748.57, 3,793.01 and 1,489.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,748.57 : 3,793.01 = 1,489.60 : x
2. Step 2: Convert to fraction form
   2,748.57/3,793.01 = 1,489.60/x
3. Step 3: Cross multiply
   2,748.57x = 3,793.01 × 1,489.60
4. Step 4: Simplify right side
   2,748.57x = 5,650,067.70
5. Step 5: Solve for x
   x = 5,650,067.70/2,748.57
6. Step 6: Final answer
   x = 2,055.64