Finding the Fourth Proportional to 17,100.72, 25,692.18 and 16,156.62

Step by Step Solution

1. Step 1: Write the proportion equation
   17,100.72 : 25,692.18 = 16,156.62 : x
2. Step 2: Convert to fraction form
   17,100.72/25,692.18 = 16,156.62/x
3. Step 3: Cross multiply
   17,100.72x = 25,692.18 × 16,156.62
4. Step 4: Simplify right side
   17,100.72x = 415,098,789.23
5. Step 5: Solve for x
   x = 415,098,789.23/17,100.72
6. Step 6: Final answer
   x = 24,273.76