Finding the Fourth Proportional to 4,123.83, 5,690.91 and 2,355.51

Step by Step Solution

1. Step 1: Write the proportion equation
   4,123.83 : 5,690.91 = 2,355.51 : x
2. Step 2: Convert to fraction form
   4,123.83/5,690.91 = 2,355.51/x
3. Step 3: Cross multiply
   4,123.83x = 5,690.91 × 2,355.51
4. Step 4: Simplify right side
   4,123.83x = 13,404,995.41
5. Step 5: Solve for x
   x = 13,404,995.41/4,123.83
6. Step 6: Final answer
   x = 3,250.62