Finding the Fourth Proportional to 11,018.16, 16,529.30 and 3,627.81

Step by Step Solution

1. Step 1: Write the proportion equation
   11,018.16 : 16,529.30 = 3,627.81 : x
2. Step 2: Convert to fraction form
   11,018.16/16,529.30 = 3,627.81/x
3. Step 3: Cross multiply
   11,018.16x = 16,529.30 × 3,627.81
4. Step 4: Simplify right side
   11,018.16x = 59,965,217.09
5. Step 5: Solve for x
   x = 59,965,217.09/11,018.16
6. Step 6: Final answer
   x = 5,442.40