Finding the Fourth Proportional to 10,447.48, 15,667.27 and 4,205.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,447.48 : 15,667.27 = 4,205.37 : x
2. Step 2: Convert to fraction form
   10,447.48/15,667.27 = 4,205.37/x
3. Step 3: Cross multiply
   10,447.48x = 15,667.27 × 4,205.37
4. Step 4: Simplify right side
   10,447.48x = 65,886,667.24
5. Step 5: Solve for x
   x = 65,886,667.24/10,447.48
6. Step 6: Final answer
   x = 6,306.47