Finding the Fourth Proportional to 9,131.05, 13,704.35 and 3,588.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,131.05 : 13,704.35 = 3,588.27 : x
2. Step 2: Convert to fraction form
   9,131.05/13,704.35 = 3,588.27/x
3. Step 3: Cross multiply
   9,131.05x = 13,704.35 × 3,588.27
4. Step 4: Simplify right side
   9,131.05x = 49,174,907.97
5. Step 5: Solve for x
   x = 49,174,907.97/9,131.05
6. Step 6: Final answer
   x = 5,385.46