Finding the Fourth Proportional to 3,846.71, 5,305.82 and 2,355.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,846.71 : 5,305.82 = 2,355.37 : x
2. Step 2: Convert to fraction form
   3,846.71/5,305.82 = 2,355.37/x
3. Step 3: Cross multiply
   3,846.71x = 5,305.82 × 2,355.37
4. Step 4: Simplify right side
   3,846.71x = 12,497,161.88
5. Step 5: Solve for x
   x = 12,497,161.88/3,846.71
6. Step 6: Final answer
   x = 3,248.79