Finding the Fourth Proportional to 10,830.96, 16,240.37 and 3,434.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,830.96 : 16,240.37 = 3,434.04 : x
2. Step 2: Convert to fraction form
   10,830.96/16,240.37 = 3,434.04/x
3. Step 3: Cross multiply
   10,830.96x = 16,240.37 × 3,434.04
4. Step 4: Simplify right side
   10,830.96x = 55,770,063.02
5. Step 5: Solve for x
   x = 55,770,063.02/10,830.96
6. Step 6: Final answer
   x = 5,149.13