Finding the Fourth Proportional to 16,418.46, 24,631.61 and 5,325.18

Step by Step Solution

1. Step 1: Write the proportion equation
   16,418.46 : 24,631.61 = 5,325.18 : x
2. Step 2: Convert to fraction form
   16,418.46/24,631.61 = 5,325.18/x
3. Step 3: Cross multiply
   16,418.46x = 24,631.61 × 5,325.18
4. Step 4: Simplify right side
   16,418.46x = 131,167,667.90
5. Step 5: Solve for x
   x = 131,167,667.90/16,418.46
6. Step 6: Final answer
   x = 7,989.03