Finding the Fourth Proportional to 11,569.56, 17,355.98 and 3,674.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,569.56 : 17,355.98 = 3,674.31 : x
2. Step 2: Convert to fraction form
   11,569.56/17,355.98 = 3,674.31/x
3. Step 3: Cross multiply
   11,569.56x = 17,355.98 × 3,674.31
4. Step 4: Simplify right side
   11,569.56x = 63,771,250.87
5. Step 5: Solve for x
   x = 63,771,250.87/11,569.56
6. Step 6: Final answer
   x = 5,511.99