Finding the Fourth Proportional to 11,766.41, 17,647.78 and 3,444.47

Step by Step Solution

1. Step 1: Write the proportion equation
   11,766.41 : 17,647.78 = 3,444.47 : x
2. Step 2: Convert to fraction form
   11,766.41/17,647.78 = 3,444.47/x
3. Step 3: Cross multiply
   11,766.41x = 17,647.78 × 3,444.47
4. Step 4: Simplify right side
   11,766.41x = 60,787,248.78
5. Step 5: Solve for x
   x = 60,787,248.78/11,766.41
6. Step 6: Final answer
   x = 5,166.17