Finding the Fourth Proportional to 16,818.94, 23,209.54 and 9,744.00

Step by Step Solution

1. Step 1: Write the proportion equation
   16,818.94 : 23,209.54 = 9,744.00 : x
2. Step 2: Convert to fraction form
   16,818.94/23,209.54 = 9,744.00/x
3. Step 3: Cross multiply
   16,818.94x = 23,209.54 × 9,744.00
4. Step 4: Simplify right side
   16,818.94x = 226,153,646.36
5. Step 5: Solve for x
   x = 226,153,646.36/16,818.94
6. Step 6: Final answer
   x = 13,446.37