Finding the Fourth Proportional to 16,880.00, 23,293.37 and 9,805.05

Step by Step Solution

1. Step 1: Write the proportion equation
   16,880.00 : 23,293.37 = 9,805.05 : x
2. Step 2: Convert to fraction form
   16,880.00/23,293.37 = 9,805.05/x
3. Step 3: Cross multiply
   16,880.00x = 23,293.37 × 9,805.05
4. Step 4: Simplify right side
   16,880.00x = 228,392,682.03
5. Step 5: Solve for x
   x = 228,392,682.03/16,880.00
6. Step 6: Final answer
   x = 13,530.38