Finding the Fourth Proportional to 10,864.49, 16,299.59 and 3,469.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,864.49 : 16,299.59 = 3,469.10 : x
2. Step 2: Convert to fraction form
   10,864.49/16,299.59 = 3,469.10/x
3. Step 3: Cross multiply
   10,864.49x = 16,299.59 × 3,469.10
4. Step 4: Simplify right side
   10,864.49x = 56,544,808.83
5. Step 5: Solve for x
   x = 56,544,808.83/10,864.49
6. Step 6: Final answer
   x = 5,204.55