Finding the Fourth Proportional to 11,271.69, 16,910.57 and 3,876.29

Step by Step Solution

1. Step 1: Write the proportion equation
   11,271.69 : 16,910.57 = 3,876.29 : x
2. Step 2: Convert to fraction form
   11,271.69/16,910.57 = 3,876.29/x
3. Step 3: Cross multiply
   11,271.69x = 16,910.57 × 3,876.29
4. Step 4: Simplify right side
   11,271.69x = 65,550,261.94
5. Step 5: Solve for x
   x = 65,550,261.94/11,271.69
6. Step 6: Final answer
   x = 5,815.48