Finding the Fourth Proportional to 10,667.09, 16,002.43 and 3,269.77

Step by Step Solution

1. Step 1: Write the proportion equation
   10,667.09 : 16,002.43 = 3,269.77 : x
2. Step 2: Convert to fraction form
   10,667.09/16,002.43 = 3,269.77/x
3. Step 3: Cross multiply
   10,667.09x = 16,002.43 × 3,269.77
4. Step 4: Simplify right side
   10,667.09x = 52,324,217.36
5. Step 5: Solve for x
   x = 52,324,217.36/10,667.09
6. Step 6: Final answer
   x = 4,905.20