Finding the Fourth Proportional to 11,354.96, 17,035.20 and 3,959.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,354.96 : 17,035.20 = 3,959.48 : x
2. Step 2: Convert to fraction form
   11,354.96/17,035.20 = 3,959.48/x
3. Step 3: Cross multiply
   11,354.96x = 17,035.20 × 3,959.48
4. Step 4: Simplify right side
   11,354.96x = 67,450,448.52
5. Step 5: Solve for x
   x = 67,450,448.52/11,354.96
6. Step 6: Final answer
   x = 5,940.18