Finding the Fourth Proportional to 13,843.89, 19,104.39 and 7,556.31

Step by Step Solution

1. Step 1: Write the proportion equation
   13,843.89 : 19,104.39 = 7,556.31 : x
2. Step 2: Convert to fraction form
   13,843.89/19,104.39 = 7,556.31/x
3. Step 3: Cross multiply
   13,843.89x = 19,104.39 × 7,556.31
4. Step 4: Simplify right side
   13,843.89x = 144,358,693.20
5. Step 5: Solve for x
   x = 144,358,693.20/13,843.89
6. Step 6: Final answer
   x = 10,427.61