Finding the Fourth Proportional to 4,667.72, 6,436.50 and 4,197.56

Step by Step Solution

1. Step 1: Write the proportion equation
   4,667.72 : 6,436.50 = 4,197.56 : x
2. Step 2: Convert to fraction form
   4,667.72/6,436.50 = 4,197.56/x
3. Step 3: Cross multiply
   4,667.72x = 6,436.50 × 4,197.56
4. Step 4: Simplify right side
   4,667.72x = 27,017,594.94
5. Step 5: Solve for x
   x = 27,017,594.94/4,667.72
6. Step 6: Final answer
   x = 5,788.18