Finding the Fourth Proportional to 11,019.87, 16,531.85 and 3,624.62

Step by Step Solution

1. Step 1: Write the proportion equation
   11,019.87 : 16,531.85 = 3,624.62 : x
2. Step 2: Convert to fraction form
   11,019.87/16,531.85 = 3,624.62/x
3. Step 3: Cross multiply
   11,019.87x = 16,531.85 × 3,624.62
4. Step 4: Simplify right side
   11,019.87x = 59,921,600.55
5. Step 5: Solve for x
   x = 59,921,600.55/11,019.87
6. Step 6: Final answer
   x = 5,437.60