Finding the Fourth Proportional to 14,089.39, 19,443.71 and 7,716.33

Step by Step Solution

1. Step 1: Write the proportion equation
   14,089.39 : 19,443.71 = 7,716.33 : x
2. Step 2: Convert to fraction form
   14,089.39/19,443.71 = 7,716.33/x
3. Step 3: Cross multiply
   14,089.39x = 19,443.71 × 7,716.33
4. Step 4: Simplify right side
   14,089.39x = 150,034,102.08
5. Step 5: Solve for x
   x = 150,034,102.08/14,089.39
6. Step 6: Final answer
   x = 10,648.73