Finding the Fourth Proportional to 19,846.04, 27,388.94 and 13,119.98

Step by Step Solution

1. Step 1: Write the proportion equation
   19,846.04 : 27,388.94 = 13,119.98 : x
2. Step 2: Convert to fraction form
   19,846.04/27,388.94 = 13,119.98/x
3. Step 3: Cross multiply
   19,846.04x = 27,388.94 × 13,119.98
4. Step 4: Simplify right side
   19,846.04x = 359,342,142.48
5. Step 5: Solve for x
   x = 359,342,142.48/19,846.04
6. Step 6: Final answer
   x = 18,106.50