Finding the Fourth Proportional to 17,401.37, 24,077.15 and 15,167.89

Step by Step Solution

1. Step 1: Write the proportion equation
   17,401.37 : 24,077.15 = 15,167.89 : x
2. Step 2: Convert to fraction form
   17,401.37/24,077.15 = 15,167.89/x
3. Step 3: Cross multiply
   17,401.37x = 24,077.15 × 15,167.89
4. Step 4: Simplify right side
   17,401.37x = 365,199,573.85
5. Step 5: Solve for x
   x = 365,199,573.85/17,401.37
6. Step 6: Final answer
   x = 20,986.83