Finding the Fourth Proportional to 11,072.20, 16,609.98 and 3,573.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,072.20 : 16,609.98 = 3,573.25 : x
2. Step 2: Convert to fraction form
   11,072.20/16,609.98 = 3,573.25/x
3. Step 3: Cross multiply
   11,072.20x = 16,609.98 × 3,573.25
4. Step 4: Simplify right side
   11,072.20x = 59,351,676.02
5. Step 5: Solve for x
   x = 59,351,676.02/11,072.20
6. Step 6: Final answer
   x = 5,360.42