Finding the Fourth Proportional to 17,738.72, 24,453.99 and 13,955.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,738.72 : 24,453.99 = 13,955.31 : x
2. Step 2: Convert to fraction form
   17,738.72/24,453.99 = 13,955.31/x
3. Step 3: Cross multiply
   17,738.72x = 24,453.99 × 13,955.31
4. Step 4: Simplify right side
   17,738.72x = 341,263,011.19
5. Step 5: Solve for x
   x = 341,263,011.19/17,738.72
6. Step 6: Final answer
   x = 19,238.31