Finding the Fourth Proportional to 16,937.28, 23,376.72 and 9,771.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,937.28 : 23,376.72 = 9,771.82 : x
2. Step 2: Convert to fraction form
   16,937.28/23,376.72 = 9,771.82/x
3. Step 3: Cross multiply
   16,937.28x = 23,376.72 × 9,771.82
4. Step 4: Simplify right side
   16,937.28x = 228,433,121.83
5. Step 5: Solve for x
   x = 228,433,121.83/16,937.28
6. Step 6: Final answer
   x = 13,487.00