Finding the Fourth Proportional to 11,407.14, 17,112.33 and 5,559.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,407.14 : 17,112.33 = 5,559.75 : x
2. Step 2: Convert to fraction form
   11,407.14/17,112.33 = 5,559.75/x
3. Step 3: Cross multiply
   11,407.14x = 17,112.33 × 5,559.75
4. Step 4: Simplify right side
   11,407.14x = 95,140,276.72
5. Step 5: Solve for x
   x = 95,140,276.72/11,407.14
6. Step 6: Final answer
   x = 8,340.41