Finding the Fourth Proportional to 11,019.24, 16,528.32 and 4,776.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,019.24 : 16,528.32 = 4,776.12 : x
2. Step 2: Convert to fraction form
   11,019.24/16,528.32 = 4,776.12/x
3. Step 3: Cross multiply
   11,019.24x = 16,528.32 × 4,776.12
4. Step 4: Simplify right side
   11,019.24x = 78,941,239.72
5. Step 5: Solve for x
   x = 78,941,239.72/11,019.24
6. Step 6: Final answer
   x = 7,163.95