Finding the Fourth Proportional to 10,383.78, 14,329.58 and 5,668.07

Step by Step Solution

1. Step 1: Write the proportion equation
   10,383.78 : 14,329.58 = 5,668.07 : x
2. Step 2: Convert to fraction form
   10,383.78/14,329.58 = 5,668.07/x
3. Step 3: Cross multiply
   10,383.78x = 14,329.58 × 5,668.07
4. Step 4: Simplify right side
   10,383.78x = 81,220,962.52
5. Step 5: Solve for x
   x = 81,220,962.52/10,383.78
6. Step 6: Final answer
   x = 7,821.91