Finding the Fourth Proportional to 5,667.33, 7,815.54 and 4,724.28

Step by Step Solution

1. Step 1: Write the proportion equation
   5,667.33 : 7,815.54 = 4,724.28 : x
2. Step 2: Convert to fraction form
   5,667.33/7,815.54 = 4,724.28/x
3. Step 3: Cross multiply
   5,667.33x = 7,815.54 × 4,724.28
4. Step 4: Simplify right side
   5,667.33x = 36,922,799.31
5. Step 5: Solve for x
   x = 36,922,799.31/5,667.33
6. Step 6: Final answer
   x = 6,515.03