Finding the Fourth Proportional to 11,406.69, 17,106.39 and 5,863.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,406.69 : 17,106.39 = 5,863.05 : x
2. Step 2: Convert to fraction form
   11,406.69/17,106.39 = 5,863.05/x
3. Step 3: Cross multiply
   11,406.69x = 17,106.39 × 5,863.05
4. Step 4: Simplify right side
   11,406.69x = 100,295,619.89
5. Step 5: Solve for x
   x = 100,295,619.89/11,406.69
6. Step 6: Final answer
   x = 8,792.70