Finding the Fourth Proportional to 2,054.07, 3,080.57 and 884.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,054.07 : 3,080.57 = 884.03 : x
2. Step 2: Convert to fraction form
   2,054.07/3,080.57 = 884.03/x
3. Step 3: Cross multiply
   2,054.07x = 3,080.57 × 884.03
4. Step 4: Simplify right side
   2,054.07x = 2,723,296.47
5. Step 5: Solve for x
   x = 2,723,296.47/2,054.07
6. Step 6: Final answer
   x = 1,325.81