Finding the Fourth Proportional to 11,919.89, 17,872.86 and 3,597.41

Step by Step Solution

1. Step 1: Write the proportion equation
   11,919.89 : 17,872.86 = 3,597.41 : x
2. Step 2: Convert to fraction form
   11,919.89/17,872.86 = 3,597.41/x
3. Step 3: Cross multiply
   11,919.89x = 17,872.86 × 3,597.41
4. Step 4: Simplify right side
   11,919.89x = 64,295,915.93
5. Step 5: Solve for x
   x = 64,295,915.93/11,919.89
6. Step 6: Final answer
   x = 5,394.00