Finding the Fourth Proportional to 3,523.47, 5,276.78 and 1,959.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,523.47 : 5,276.78 = 1,959.59 : x
2. Step 2: Convert to fraction form
   3,523.47/5,276.78 = 1,959.59/x
3. Step 3: Cross multiply
   3,523.47x = 5,276.78 × 1,959.59
4. Step 4: Simplify right side
   3,523.47x = 10,340,289.14
5. Step 5: Solve for x
   x = 10,340,289.14/3,523.47
6. Step 6: Final answer
   x = 2,934.69