Finding the Fourth Proportional to 5,123.56, 7,674.78 and 4,144.36

Step by Step Solution

1. Step 1: Write the proportion equation
   5,123.56 : 7,674.78 = 4,144.36 : x
2. Step 2: Convert to fraction form
   5,123.56/7,674.78 = 4,144.36/x
3. Step 3: Cross multiply
   5,123.56x = 7,674.78 × 4,144.36
4. Step 4: Simplify right side
   5,123.56x = 31,807,051.24
5. Step 5: Solve for x
   x = 31,807,051.24/5,123.56
6. Step 6: Final answer
   x = 6,208.00