Finding the Fourth Proportional to 10,019.08, 13,827.36 and 5,770.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,019.08 : 13,827.36 = 5,770.28 : x
2. Step 2: Convert to fraction form
   10,019.08/13,827.36 = 5,770.28/x
3. Step 3: Cross multiply
   10,019.08x = 13,827.36 × 5,770.28
4. Step 4: Simplify right side
   10,019.08x = 79,787,738.86
5. Step 5: Solve for x
   x = 79,787,738.86/10,019.08
6. Step 6: Final answer
   x = 7,963.58