Finding the Fourth Proportional to 10,876.82, 16,317.88 and 3,085.61

Step by Step Solution

1. Step 1: Write the proportion equation
   10,876.82 : 16,317.88 = 3,085.61 : x
2. Step 2: Convert to fraction form
   10,876.82/16,317.88 = 3,085.61/x
3. Step 3: Cross multiply
   10,876.82x = 16,317.88 × 3,085.61
4. Step 4: Simplify right side
   10,876.82x = 50,350,524.40
5. Step 5: Solve for x
   x = 50,350,524.40/10,876.82
6. Step 6: Final answer
   x = 4,629.16