Finding the Fourth Proportional to 10,238.37, 15,355.84 and 2,843.58

Step by Step Solution

1. Step 1: Write the proportion equation
   10,238.37 : 15,355.84 = 2,843.58 : x
2. Step 2: Convert to fraction form
   10,238.37/15,355.84 = 2,843.58/x
3. Step 3: Cross multiply
   10,238.37x = 15,355.84 × 2,843.58
4. Step 4: Simplify right side
   10,238.37x = 43,665,482.73
5. Step 5: Solve for x
   x = 43,665,482.73/10,238.37
6. Step 6: Final answer
   x = 4,264.89