Finding the Fourth Proportional to 11,025.25, 16,538.15 and 2,817.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,025.25 : 16,538.15 = 2,817.25 : x
2. Step 2: Convert to fraction form
   11,025.25/16,538.15 = 2,817.25/x
3. Step 3: Cross multiply
   11,025.25x = 16,538.15 × 2,817.25
4. Step 4: Simplify right side
   11,025.25x = 46,592,103.09
5. Step 5: Solve for x
   x = 46,592,103.09/11,025.25
6. Step 6: Final answer
   x = 4,225.95