Finding the Fourth Proportional to 3,858.48, 5,789.86 and 1,884.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,858.48 : 5,789.86 = 1,884.12 : x
2. Step 2: Convert to fraction form
   3,858.48/5,789.86 = 1,884.12/x
3. Step 3: Cross multiply
   3,858.48x = 5,789.86 × 1,884.12
4. Step 4: Simplify right side
   3,858.48x = 10,908,791.02
5. Step 5: Solve for x
   x = 10,908,791.02/3,858.48
6. Step 6: Final answer
   x = 2,827.22