Finding the Fourth Proportional to 16,946.72, 23,385.36 and 9,493.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,946.72 : 23,385.36 = 9,493.28 : x
2. Step 2: Convert to fraction form
   16,946.72/23,385.36 = 9,493.28/x
3. Step 3: Cross multiply
   16,946.72x = 23,385.36 × 9,493.28
4. Step 4: Simplify right side
   16,946.72x = 222,003,770.38
5. Step 5: Solve for x
   x = 222,003,770.38/16,946.72
6. Step 6: Final answer
   x = 13,100.10