Finding the Fourth Proportional to 9,147.77, 13,718.93 and 3,882.71

Step by Step Solution

1. Step 1: Write the proportion equation
   9,147.77 : 13,718.93 = 3,882.71 : x
2. Step 2: Convert to fraction form
   9,147.77/13,718.93 = 3,882.71/x
3. Step 3: Cross multiply
   9,147.77x = 13,718.93 × 3,882.71
4. Step 4: Simplify right side
   9,147.77x = 53,266,538.69
5. Step 5: Solve for x
   x = 53,266,538.69/9,147.77
6. Step 6: Final answer
   x = 5,822.90