Finding the Fourth Proportional to 3,567.89, 5,349.56 and 1,715.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,567.89 : 5,349.56 = 1,715.32 : x
2. Step 2: Convert to fraction form
   3,567.89/5,349.56 = 1,715.32/x
3. Step 3: Cross multiply
   3,567.89x = 5,349.56 × 1,715.32
4. Step 4: Simplify right side
   3,567.89x = 9,176,185.31
5. Step 5: Solve for x
   x = 9,176,185.31/3,567.89
6. Step 6: Final answer
   x = 2,571.88