Finding the Fourth Proportional to 11,959.96, 17,943.79 and 3,641.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,959.96 : 17,943.79 = 3,641.59 : x
2. Step 2: Convert to fraction form
   11,959.96/17,943.79 = 3,641.59/x
3. Step 3: Cross multiply
   11,959.96x = 17,943.79 × 3,641.59
4. Step 4: Simplify right side
   11,959.96x = 65,343,926.23
5. Step 5: Solve for x
   x = 65,343,926.23/11,959.96
6. Step 6: Final answer
   x = 5,463.56