Finding the Fourth Proportional to 11,823.88, 17,738.42 and 3,504.55

Step by Step Solution

1. Step 1: Write the proportion equation
   11,823.88 : 17,738.42 = 3,504.55 : x
2. Step 2: Convert to fraction form
   11,823.88/17,738.42 = 3,504.55/x
3. Step 3: Cross multiply
   11,823.88x = 17,738.42 × 3,504.55
4. Step 4: Simplify right side
   11,823.88x = 62,165,179.81
5. Step 5: Solve for x
   x = 62,165,179.81/11,823.88
6. Step 6: Final answer
   x = 5,257.60