Finding the Fourth Proportional to 19,843.83, 27,384.46 and 10,891.36

Step by Step Solution

1. Step 1: Write the proportion equation
   19,843.83 : 27,384.46 = 10,891.36 : x
2. Step 2: Convert to fraction form
   19,843.83/27,384.46 = 10,891.36/x
3. Step 3: Cross multiply
   19,843.83x = 27,384.46 × 10,891.36
4. Step 4: Simplify right side
   19,843.83x = 298,254,012.27
5. Step 5: Solve for x
   x = 298,254,012.27/19,843.83
6. Step 6: Final answer
   x = 15,030.06