Finding the Fourth Proportional to 16,744.25, 23,105.76 and 9,190.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,744.25 : 23,105.76 = 9,190.56 : x
2. Step 2: Convert to fraction form
   16,744.25/23,105.76 = 9,190.56/x
3. Step 3: Cross multiply
   16,744.25x = 23,105.76 × 9,190.56
4. Step 4: Simplify right side
   16,744.25x = 212,354,925.81
5. Step 5: Solve for x
   x = 212,354,925.81/16,744.25
6. Step 6: Final answer
   x = 12,682.26