Finding the Fourth Proportional to 3,105.20, 4,285.52 and 1,846.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,105.20 : 4,285.52 = 1,846.56 : x
2. Step 2: Convert to fraction form
   3,105.20/4,285.52 = 1,846.56/x
3. Step 3: Cross multiply
   3,105.20x = 4,285.52 × 1,846.56
4. Step 4: Simplify right side
   3,105.20x = 7,913,469.81
5. Step 5: Solve for x
   x = 7,913,469.81/3,105.20
6. Step 6: Final answer
   x = 2,548.46