Finding the Fourth Proportional to 5,849.72, 8,072.32 and 3,196.64

Step by Step Solution

1. Step 1: Write the proportion equation
   5,849.72 : 8,072.32 = 3,196.64 : x
2. Step 2: Convert to fraction form
   5,849.72/8,072.32 = 3,196.64/x
3. Step 3: Cross multiply
   5,849.72x = 8,072.32 × 3,196.64
4. Step 4: Simplify right side
   5,849.72x = 25,804,301.00
5. Step 5: Solve for x
   x = 25,804,301.00/5,849.72
6. Step 6: Final answer
   x = 4,411.20