Finding the Fourth Proportional to 16,802.07, 23,185.58 and 9,631.91

Step by Step Solution

1. Step 1: Write the proportion equation
   16,802.07 : 23,185.58 = 9,631.91 : x
2. Step 2: Convert to fraction form
   16,802.07/23,185.58 = 9,631.91/x
3. Step 3: Cross multiply
   16,802.07x = 23,185.58 × 9,631.91
4. Step 4: Simplify right side
   16,802.07x = 223,321,429.66
5. Step 5: Solve for x
   x = 223,321,429.66/16,802.07
6. Step 6: Final answer
   x = 13,291.31