Finding the Fourth Proportional to 16,619.60, 22,943.52 and 12,834.27

Step by Step Solution

1. Step 1: Write the proportion equation
   16,619.60 : 22,943.52 = 12,834.27 : x
2. Step 2: Convert to fraction form
   16,619.60/22,943.52 = 12,834.27/x
3. Step 3: Cross multiply
   16,619.60x = 22,943.52 × 12,834.27
4. Step 4: Simplify right side
   16,619.60x = 294,463,282.30
5. Step 5: Solve for x
   x = 294,463,282.30/16,619.60
6. Step 6: Final answer
   x = 17,717.83