Finding the Fourth Proportional to 17,404.38, 26,123.85 and 13,550.94

Step by Step Solution

1. Step 1: Write the proportion equation
   17,404.38 : 26,123.85 = 13,550.94 : x
2. Step 2: Convert to fraction form
   17,404.38/26,123.85 = 13,550.94/x
3. Step 3: Cross multiply
   17,404.38x = 26,123.85 × 13,550.94
4. Step 4: Simplify right side
   17,404.38x = 354,002,723.92
5. Step 5: Solve for x
   x = 354,002,723.92/17,404.38
6. Step 6: Final answer
   x = 20,339.86