Finding the Fourth Proportional to 16,896.84, 23,316.92 and 9,822.72

Step by Step Solution

1. Step 1: Write the proportion equation
   16,896.84 : 23,316.92 = 9,822.72 : x
2. Step 2: Convert to fraction form
   16,896.84/23,316.92 = 9,822.72/x
3. Step 3: Cross multiply
   16,896.84x = 23,316.92 × 9,822.72
4. Step 4: Simplify right side
   16,896.84x = 229,035,576.42
5. Step 5: Solve for x
   x = 229,035,576.42/16,896.84
6. Step 6: Final answer
   x = 13,554.94