Finding the Fourth Proportional to 10,877.68, 16,315.98 and 3,085.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,877.68 : 16,315.98 = 3,085.48 : x
2. Step 2: Convert to fraction form
   10,877.68/16,315.98 = 3,085.48/x
3. Step 3: Cross multiply
   10,877.68x = 16,315.98 × 3,085.48
4. Step 4: Simplify right side
   10,877.68x = 50,342,629.97
5. Step 5: Solve for x
   x = 50,342,629.97/10,877.68
6. Step 6: Final answer
   x = 4,628.07