Finding the Fourth Proportional to 11,617.67, 17,409.49 and 5,762.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,617.67 : 17,409.49 = 5,762.59 : x
2. Step 2: Convert to fraction form
   11,617.67/17,409.49 = 5,762.59/x
3. Step 3: Cross multiply
   11,617.67x = 17,409.49 × 5,762.59
4. Step 4: Simplify right side
   11,617.67x = 100,323,752.98
5. Step 5: Solve for x
   x = 100,323,752.98/11,617.67
6. Step 6: Final answer
   x = 8,635.45