Finding the Fourth Proportional to 11,025.76, 16,538.72 and 4,450.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,025.76 : 16,538.72 = 4,450.72 : x
2. Step 2: Convert to fraction form
   11,025.76/16,538.72 = 4,450.72/x
3. Step 3: Cross multiply
   11,025.76x = 16,538.72 × 4,450.72
4. Step 4: Simplify right side
   11,025.76x = 73,609,211.88
5. Step 5: Solve for x
   x = 73,609,211.88/11,025.76
6. Step 6: Final answer
   x = 6,676.11