Finding the Fourth Proportional to 19,841.49, 27,381.59 and 10,889.83

Step by Step Solution

1. Step 1: Write the proportion equation
   19,841.49 : 27,381.59 = 10,889.83 : x
2. Step 2: Convert to fraction form
   19,841.49/27,381.59 = 10,889.83/x
3. Step 3: Cross multiply
   19,841.49x = 27,381.59 × 10,889.83
4. Step 4: Simplify right side
   19,841.49x = 298,180,788.08
5. Step 5: Solve for x
   x = 298,180,788.08/19,841.49
6. Step 6: Final answer
   x = 15,028.14