Finding the Fourth Proportional to 10,828.58, 16,242.93 and 3,433.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,828.58 : 16,242.93 = 3,433.05 : x
2. Step 2: Convert to fraction form
   10,828.58/16,242.93 = 3,433.05/x
3. Step 3: Cross multiply
   10,828.58x = 16,242.93 × 3,433.05
4. Step 4: Simplify right side
   10,828.58x = 55,762,790.84
5. Step 5: Solve for x
   x = 55,762,790.84/10,828.58
6. Step 6: Final answer
   x = 5,149.60