Finding the Fourth Proportional to 11,021.34, 16,529.84 and 3,228.06

Step by Step Solution

1. Step 1: Write the proportion equation
   11,021.34 : 16,529.84 = 3,228.06 : x
2. Step 2: Convert to fraction form
   11,021.34/16,529.84 = 3,228.06/x
3. Step 3: Cross multiply
   11,021.34x = 16,529.84 × 3,228.06
4. Step 4: Simplify right side
   11,021.34x = 53,359,315.31
5. Step 5: Solve for x
   x = 53,359,315.31/11,021.34
6. Step 6: Final answer
   x = 4,841.45