Finding the Fourth Proportional to 2,488.03, 3,729.73 and 843.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488.03 : 3,729.73 = 843.43 : x
2. Step 2: Convert to fraction form
   2,488.03/3,729.73 = 843.43/x
3. Step 3: Cross multiply
   2,488.03x = 3,729.73 × 843.43
4. Step 4: Simplify right side
   2,488.03x = 3,145,763.32
5. Step 5: Solve for x
   x = 3,145,763.32/2,488.03
6. Step 6: Final answer
   x = 1,264.36