Finding the Fourth Proportional to 3,941.52, 5,434.56 and 2,789.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,941.52 : 5,434.56 = 2,789.52 : x
2. Step 2: Convert to fraction form
   3,941.52/5,434.56 = 2,789.52/x
3. Step 3: Cross multiply
   3,941.52x = 5,434.56 × 2,789.52
4. Step 4: Simplify right side
   3,941.52x = 15,159,813.81
5. Step 5: Solve for x
   x = 15,159,813.81/3,941.52
6. Step 6: Final answer
   x = 3,846.18