Finding the Fourth Proportional to 11,517.32, 17,280.84 and 5,673.98

Step by Step Solution

1. Step 1: Write the proportion equation
   11,517.32 : 17,280.84 = 5,673.98 : x
2. Step 2: Convert to fraction form
   11,517.32/17,280.84 = 5,673.98/x
3. Step 3: Cross multiply
   11,517.32x = 17,280.84 × 5,673.98
4. Step 4: Simplify right side
   11,517.32x = 98,051,140.54
5. Step 5: Solve for x
   x = 98,051,140.54/11,517.32
6. Step 6: Final answer
   x = 8,513.36