Finding the Fourth Proportional to 11,028.08, 16,538.61 and 3,630.89

Step by Step Solution

1. Step 1: Write the proportion equation
   11,028.08 : 16,538.61 = 3,630.89 : x
2. Step 2: Convert to fraction form
   11,028.08/16,538.61 = 3,630.89/x
3. Step 3: Cross multiply
   11,028.08x = 16,538.61 × 3,630.89
4. Step 4: Simplify right side
   11,028.08x = 60,049,873.66
5. Step 5: Solve for x
   x = 60,049,873.66/11,028.08
6. Step 6: Final answer
   x = 5,445.18