Finding the Fourth Proportional to 11,715.36, 17,567.37 and 4,323.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,715.36 : 17,567.37 = 4,323.30 : x
2. Step 2: Convert to fraction form
   11,715.36/17,567.37 = 4,323.30/x
3. Step 3: Cross multiply
   11,715.36x = 17,567.37 × 4,323.30
4. Step 4: Simplify right side
   11,715.36x = 75,949,010.72
5. Step 5: Solve for x
   x = 75,949,010.72/11,715.36
6. Step 6: Final answer
   x = 6,482.86