Finding the Fourth Proportional to 2,488.70, 3,733.03 and 1,393.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488.70 : 3,733.03 = 1,393.05 : x
2. Step 2: Convert to fraction form
   2,488.70/3,733.03 = 1,393.05/x
3. Step 3: Cross multiply
   2,488.70x = 3,733.03 × 1,393.05
4. Step 4: Simplify right side
   2,488.70x = 5,200,297.44
5. Step 5: Solve for x
   x = 5,200,297.44/2,488.70
6. Step 6: Final answer
   x = 2,089.56