Finding the Fourth Proportional to 10,020.06, 13,827.81 and 5,771.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,020.06 : 13,827.81 = 5,771.86 : x
2. Step 2: Convert to fraction form
   10,020.06/13,827.81 = 5,771.86/x
3. Step 3: Cross multiply
   10,020.06x = 13,827.81 × 5,771.86
4. Step 4: Simplify right side
   10,020.06x = 79,812,183.43
5. Step 5: Solve for x
   x = 79,812,183.43/10,020.06
6. Step 6: Final answer
   x = 7,965.24