Finding the Fourth Proportional to 13,949.55, 19,240.34 and 10,185.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,949.55 : 19,240.34 = 10,185.48 : x
2. Step 2: Convert to fraction form
   13,949.55/19,240.34 = 10,185.48/x
3. Step 3: Cross multiply
   13,949.55x = 19,240.34 × 10,185.48
4. Step 4: Simplify right side
   13,949.55x = 195,972,047.34
5. Step 5: Solve for x
   x = 195,972,047.34/13,949.55
6. Step 6: Final answer
   x = 14,048.63