Finding the Fourth Proportional to 2,883.24, 3,978.35 and 1,873.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,883.24 : 3,978.35 = 1,873.03 : x
2. Step 2: Convert to fraction form
   2,883.24/3,978.35 = 1,873.03/x
3. Step 3: Cross multiply
   2,883.24x = 3,978.35 × 1,873.03
4. Step 4: Simplify right side
   2,883.24x = 7,451,568.90
5. Step 5: Solve for x
   x = 7,451,568.90/2,883.24
6. Step 6: Final answer
   x = 2,584.44