Finding the Fourth Proportional to 19,843.52, 27,384.02 and 10,891.10

Step by Step Solution

1. Step 1: Write the proportion equation
   19,843.52 : 27,384.02 = 10,891.10 : x
2. Step 2: Convert to fraction form
   19,843.52/27,384.02 = 10,891.10/x
3. Step 3: Cross multiply
   19,843.52x = 27,384.02 × 10,891.10
4. Step 4: Simplify right side
   19,843.52x = 298,242,100.22
5. Step 5: Solve for x
   x = 298,242,100.22/19,843.52
6. Step 6: Final answer
   x = 15,029.70