Finding the Fourth Proportional to 16,440.56, 24,667.06 and 9,871.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,440.56 : 24,667.06 = 9,871.32 : x
2. Step 2: Convert to fraction form
   16,440.56/24,667.06 = 9,871.32/x
3. Step 3: Cross multiply
   16,440.56x = 24,667.06 × 9,871.32
4. Step 4: Simplify right side
   16,440.56x = 243,496,442.72
5. Step 5: Solve for x
   x = 243,496,442.72/16,440.56
6. Step 6: Final answer
   x = 14,810.71