Finding the Fourth Proportional to 5,707.04, 7,872.72 and 3,844.64

Step by Step Solution

1. Step 1: Write the proportion equation
   5,707.04 : 7,872.72 = 3,844.64 : x
2. Step 2: Convert to fraction form
   5,707.04/7,872.72 = 3,844.64/x
3. Step 3: Cross multiply
   5,707.04x = 7,872.72 × 3,844.64
4. Step 4: Simplify right side
   5,707.04x = 30,267,774.22
5. Step 5: Solve for x
   x = 30,267,774.22/5,707.04
6. Step 6: Final answer
   x = 5,303.59