Finding the Fourth Proportional to 16,018.77, 24,011.43 and 5,485.68

Step by Step Solution

1. Step 1: Write the proportion equation
   16,018.77 : 24,011.43 = 5,485.68 : x
2. Step 2: Convert to fraction form
   16,018.77/24,011.43 = 5,485.68/x
3. Step 3: Cross multiply
   16,018.77x = 24,011.43 × 5,485.68
4. Step 4: Simplify right side
   16,018.77x = 131,719,021.32
5. Step 5: Solve for x
   x = 131,719,021.32/16,018.77
6. Step 6: Final answer
   x = 8,222.79