Finding the Fourth Proportional to 10,855.41, 16,285.56 and 3,460.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,855.41 : 16,285.56 = 3,460.29 : x
2. Step 2: Convert to fraction form
   10,855.41/16,285.56 = 3,460.29/x
3. Step 3: Cross multiply
   10,855.41x = 16,285.56 × 3,460.29
4. Step 4: Simplify right side
   10,855.41x = 56,352,760.41
5. Step 5: Solve for x
   x = 56,352,760.41/10,855.41
6. Step 6: Final answer
   x = 5,191.21