Finding the Fourth Proportional to 2,884.56, 4,323.92 and 1,325.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,884.56 : 4,323.92 = 1,325.68 : x
2. Step 2: Convert to fraction form
   2,884.56/4,323.92 = 1,325.68/x
3. Step 3: Cross multiply
   2,884.56x = 4,323.92 × 1,325.68
4. Step 4: Simplify right side
   2,884.56x = 5,732,128.50
5. Step 5: Solve for x
   x = 5,732,128.50/2,884.56
6. Step 6: Final answer
   x = 1,987.17