Finding the Fourth Proportional to 11,025.16, 16,521.98 and 8,810.73

Step by Step Solution

1. Step 1: Write the proportion equation
   11,025.16 : 16,521.98 = 8,810.73 : x
2. Step 2: Convert to fraction form
   11,025.16/16,521.98 = 8,810.73/x
3. Step 3: Cross multiply
   11,025.16x = 16,521.98 × 8,810.73
4. Step 4: Simplify right side
   11,025.16x = 145,570,704.85
5. Step 5: Solve for x
   x = 145,570,704.85/11,025.16
6. Step 6: Final answer
   x = 13,203.50