Finding the Fourth Proportional to 13,235.88, 19,857.15 and 5,842.38

Step by Step Solution

1. Step 1: Write the proportion equation
   13,235.88 : 19,857.15 = 5,842.38 : x
2. Step 2: Convert to fraction form
   13,235.88/19,857.15 = 5,842.38/x
3. Step 3: Cross multiply
   13,235.88x = 19,857.15 × 5,842.38
4. Step 4: Simplify right side
   13,235.88x = 116,013,016.02
5. Step 5: Solve for x
   x = 116,013,016.02/13,235.88
6. Step 6: Final answer
   x = 8,765.04