Finding the Fourth Proportional to 11,019.65, 16,530.50 and 3,624.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,019.65 : 16,530.50 = 3,624.12 : x
2. Step 2: Convert to fraction form
   11,019.65/16,530.50 = 3,624.12/x
3. Step 3: Cross multiply
   11,019.65x = 16,530.50 × 3,624.12
4. Step 4: Simplify right side
   11,019.65x = 59,908,524.72
5. Step 5: Solve for x
   x = 59,908,524.72/11,019.65
6. Step 6: Final answer
   x = 5,436.52