Finding the Fourth Proportional to 16,788.96, 23,160.60 and 13,037.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,788.96 : 23,160.60 = 13,037.04 : x
2. Step 2: Convert to fraction form
   16,788.96/23,160.60 = 13,037.04/x
3. Step 3: Cross multiply
   16,788.96x = 23,160.60 × 13,037.04
4. Step 4: Simplify right side
   16,788.96x = 301,945,668.62
5. Step 5: Solve for x
   x = 301,945,668.62/16,788.96
6. Step 6: Final answer
   x = 17,984.78