Finding the Fourth Proportional to 11,651.69, 17,477.28 and 2,886.47

Step by Step Solution

1. Step 1: Write the proportion equation
   11,651.69 : 17,477.28 = 2,886.47 : x
2. Step 2: Convert to fraction form
   11,651.69/17,477.28 = 2,886.47/x
3. Step 3: Cross multiply
   11,651.69x = 17,477.28 × 2,886.47
4. Step 4: Simplify right side
   11,651.69x = 50,447,557.02
5. Step 5: Solve for x
   x = 50,447,557.02/11,651.69
6. Step 6: Final answer
   x = 4,329.64