Finding the Fourth Proportional to 16,557.71, 22,827.69 and 13,714.61

Step by Step Solution

1. Step 1: Write the proportion equation
   16,557.71 : 22,827.69 = 13,714.61 : x
2. Step 2: Convert to fraction form
   16,557.71/22,827.69 = 13,714.61/x
3. Step 3: Cross multiply
   16,557.71x = 22,827.69 × 13,714.61
4. Step 4: Simplify right side
   16,557.71x = 313,072,751.41
5. Step 5: Solve for x
   x = 313,072,751.41/16,557.71
6. Step 6: Final answer
   x = 18,907.98