Finding the Fourth Proportional to 10,144.70, 13,999.98 and 5,668.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,144.70 : 13,999.98 = 5,668.96 : x
2. Step 2: Convert to fraction form
   10,144.70/13,999.98 = 5,668.96/x
3. Step 3: Cross multiply
   10,144.70x = 13,999.98 × 5,668.96
4. Step 4: Simplify right side
   10,144.70x = 79,365,326.62
5. Step 5: Solve for x
   x = 79,365,326.62/10,144.70
6. Step 6: Final answer
   x = 7,823.33