Finding the Fourth Proportional to 11,839.35, 17,758.33 and 4,443.19

Step by Step Solution

1. Step 1: Write the proportion equation
   11,839.35 : 17,758.33 = 4,443.19 : x
2. Step 2: Convert to fraction form
   11,839.35/17,758.33 = 4,443.19/x
3. Step 3: Cross multiply
   11,839.35x = 17,758.33 × 4,443.19
4. Step 4: Simplify right side
   11,839.35x = 78,903,578.77
5. Step 5: Solve for x
   x = 78,903,578.77/11,839.35
6. Step 6: Final answer
   x = 6,664.52