Finding the Fourth Proportional to 3,857.48, 5,791.98 and 2,300.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,857.48 : 5,791.98 = 2,300.12 : x
2. Step 2: Convert to fraction form
   3,857.48/5,791.98 = 2,300.12/x
3. Step 3: Cross multiply
   3,857.48x = 5,791.98 × 2,300.12
4. Step 4: Simplify right side
   3,857.48x = 13,322,249.04
5. Step 5: Solve for x
   x = 13,322,249.04/3,857.48
6. Step 6: Final answer
   x = 3,453.61