Finding the Fourth Proportional to 11,427.26, 17,141.94 and 3,107.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,427.26 : 17,141.94 = 3,107.30 : x
2. Step 2: Convert to fraction form
   11,427.26/17,141.94 = 3,107.30/x
3. Step 3: Cross multiply
   11,427.26x = 17,141.94 × 3,107.30
4. Step 4: Simplify right side
   11,427.26x = 53,265,064.45
5. Step 5: Solve for x
   x = 53,265,064.45/11,427.26
6. Step 6: Final answer
   x = 4,661.23