Finding the Fourth Proportional to 16,492.86, 24,729.31 and 6,485.61

Step by Step Solution

1. Step 1: Write the proportion equation
   16,492.86 : 24,729.31 = 6,485.61 : x
2. Step 2: Convert to fraction form
   16,492.86/24,729.31 = 6,485.61/x
3. Step 3: Cross multiply
   16,492.86x = 24,729.31 × 6,485.61
4. Step 4: Simplify right side
   16,492.86x = 160,384,644.02
5. Step 5: Solve for x
   x = 160,384,644.02/16,492.86
6. Step 6: Final answer
   x = 9,724.49