Finding the Fourth Proportional to 9,271.69, 13,909.28 and 3,725.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,271.69 : 13,909.28 = 3,725.47 : x
2. Step 2: Convert to fraction form
   9,271.69/13,909.28 = 3,725.47/x
3. Step 3: Cross multiply
   9,271.69x = 13,909.28 × 3,725.47
4. Step 4: Simplify right side
   9,271.69x = 51,818,604.12
5. Step 5: Solve for x
   x = 51,818,604.12/9,271.69
6. Step 6: Final answer
   x = 5,588.91