Finding the Fourth Proportional to 14,035.68, 21,054.42 and 5,711.15

Step by Step Solution

1. Step 1: Write the proportion equation
   14,035.68 : 21,054.42 = 5,711.15 : x
2. Step 2: Convert to fraction form
   14,035.68/21,054.42 = 5,711.15/x
3. Step 3: Cross multiply
   14,035.68x = 21,054.42 × 5,711.15
4. Step 4: Simplify right side
   14,035.68x = 120,245,003.42
5. Step 5: Solve for x
   x = 120,245,003.42/14,035.68
6. Step 6: Final answer
   x = 8,567.09