Finding the Fourth Proportional to 16,802.64, 23,185.98 and 9,731.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,802.64 : 23,185.98 = 9,731.34 : x
2. Step 2: Convert to fraction form
   16,802.64/23,185.98 = 9,731.34/x
3. Step 3: Cross multiply
   16,802.64x = 23,185.98 × 9,731.34
4. Step 4: Simplify right side
   16,802.64x = 225,630,654.61
5. Step 5: Solve for x
   x = 225,630,654.61/16,802.64
6. Step 6: Final answer
   x = 13,428.29