Finding the Fourth Proportional to 16,443.85, 24,671.99 and 9,874.61

Step by Step Solution

1. Step 1: Write the proportion equation
   16,443.85 : 24,671.99 = 9,874.61 : x
2. Step 2: Convert to fraction form
   16,443.85/24,671.99 = 9,874.61/x
3. Step 3: Cross multiply
   16,443.85x = 24,671.99 × 9,874.61
4. Step 4: Simplify right side
   16,443.85x = 243,626,365.51
5. Step 5: Solve for x
   x = 243,626,365.51/16,443.85
6. Step 6: Final answer
   x = 14,815.65