Finding the Fourth Proportional to 16,828.16, 23,222.88 and 9,758.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,828.16 : 23,222.88 = 9,758.69 : x
2. Step 2: Convert to fraction form
   16,828.16/23,222.88 = 9,758.69/x
3. Step 3: Cross multiply
   16,828.16x = 23,222.88 × 9,758.69
4. Step 4: Simplify right side
   16,828.16x = 226,624,886.83
5. Step 5: Solve for x
   x = 226,624,886.83/16,828.16
6. Step 6: Final answer
   x = 13,467.00