Finding the Fourth Proportional to 11,359.96, 17,042.70 and 3,964.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,359.96 : 17,042.70 = 3,964.48 : x
2. Step 2: Convert to fraction form
   11,359.96/17,042.70 = 3,964.48/x
3. Step 3: Cross multiply
   11,359.96x = 17,042.70 × 3,964.48
4. Step 4: Simplify right side
   11,359.96x = 67,565,443.30
5. Step 5: Solve for x
   x = 67,565,443.30/11,359.96
6. Step 6: Final answer
   x = 5,947.68