Finding the Fourth Proportional to 16,733.10, 23,091.28 and 9,179.37

Step by Step Solution

1. Step 1: Write the proportion equation
   16,733.10 : 23,091.28 = 9,179.37 : x
2. Step 2: Convert to fraction form
   16,733.10/23,091.28 = 9,179.37/x
3. Step 3: Cross multiply
   16,733.10x = 23,091.28 × 9,179.37
4. Step 4: Simplify right side
   16,733.10x = 211,963,402.89
5. Step 5: Solve for x
   x = 211,963,402.89/16,733.10
6. Step 6: Final answer
   x = 12,667.31