Finding the Fourth Proportional to 16,800.56, 23,184.30 and 9,727.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,800.56 : 23,184.30 = 9,727.10 : x
2. Step 2: Convert to fraction form
   16,800.56/23,184.30 = 9,727.10/x
3. Step 3: Cross multiply
   16,800.56x = 23,184.30 × 9,727.10
4. Step 4: Simplify right side
   16,800.56x = 225,516,004.53
5. Step 5: Solve for x
   x = 225,516,004.53/16,800.56
6. Step 6: Final answer
   x = 13,423.12