Finding the Fourth Proportional to 16,822.53, 23,209.83 and 10,109.65

Step by Step Solution

1. Step 1: Write the proportion equation
   16,822.53 : 23,209.83 = 10,109.65 : x
2. Step 2: Convert to fraction form
   16,822.53/23,209.83 = 10,109.65/x
3. Step 3: Cross multiply
   16,822.53x = 23,209.83 × 10,109.65
4. Step 4: Simplify right side
   16,822.53x = 234,643,257.86
5. Step 5: Solve for x
   x = 234,643,257.86/16,822.53
6. Step 6: Final answer
   x = 13,948.16