Finding the Fourth Proportional to 16,328.72, 24,431.16 and 10,005.32

Step by Step Solution

1. Step 1: Write the proportion equation
   16,328.72 : 24,431.16 = 10,005.32 : x
2. Step 2: Convert to fraction form
   16,328.72/24,431.16 = 10,005.32/x
3. Step 3: Cross multiply
   16,328.72x = 24,431.16 × 10,005.32
4. Step 4: Simplify right side
   16,328.72x = 244,441,573.77
5. Step 5: Solve for x
   x = 244,441,573.77/16,328.72
6. Step 6: Final answer
   x = 14,970.04