Finding the Fourth Proportional to 9,379.32, 14,072.64 and 3,540.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,379.32 : 14,072.64 = 3,540.03 : x
2. Step 2: Convert to fraction form
   9,379.32/14,072.64 = 3,540.03/x
3. Step 3: Cross multiply
   9,379.32x = 14,072.64 × 3,540.03
4. Step 4: Simplify right side
   9,379.32x = 49,817,567.78
5. Step 5: Solve for x
   x = 49,817,567.78/9,379.32
6. Step 6: Final answer
   x = 5,311.43