Finding the Fourth Proportional to 11,404.67, 17,107.49 and 3,613.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,404.67 : 17,107.49 = 3,613.31 : x
2. Step 2: Convert to fraction form
   11,404.67/17,107.49 = 3,613.31/x
3. Step 3: Cross multiply
   11,404.67x = 17,107.49 × 3,613.31
4. Step 4: Simplify right side
   11,404.67x = 61,814,664.69
5. Step 5: Solve for x
   x = 61,814,664.69/11,404.67
6. Step 6: Final answer
   x = 5,420.12