Finding the Fourth Proportional to 10,855.04, 16,284.72 and 3,459.26

Step by Step Solution

1. Step 1: Write the proportion equation
   10,855.04 : 16,284.72 = 3,459.26 : x
2. Step 2: Convert to fraction form
   10,855.04/16,284.72 = 3,459.26/x
3. Step 3: Cross multiply
   10,855.04x = 16,284.72 × 3,459.26
4. Step 4: Simplify right side
   10,855.04x = 56,333,080.51
5. Step 5: Solve for x
   x = 56,333,080.51/10,855.04
6. Step 6: Final answer
   x = 5,189.58