Finding the Fourth Proportional to 11,347.20, 17,020.82 and 3,556.62

Step by Step Solution

1. Step 1: Write the proportion equation
   11,347.20 : 17,020.82 = 3,556.62 : x
2. Step 2: Convert to fraction form
   11,347.20/17,020.82 = 3,556.62/x
3. Step 3: Cross multiply
   11,347.20x = 17,020.82 × 3,556.62
4. Step 4: Simplify right side
   11,347.20x = 60,536,588.83
5. Step 5: Solve for x
   x = 60,536,588.83/11,347.20
6. Step 6: Final answer
   x = 5,334.94