Finding the Fourth Proportional to 2,488.37, 3,733.36 and 1,189.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488.37 : 3,733.36 = 1,189.94 : x
2. Step 2: Convert to fraction form
   2,488.37/3,733.36 = 1,189.94/x
3. Step 3: Cross multiply
   2,488.37x = 3,733.36 × 1,189.94
4. Step 4: Simplify right side
   2,488.37x = 4,442,474.40
5. Step 5: Solve for x
   x = 4,442,474.40/2,488.37
6. Step 6: Final answer
   x = 1,785.29