Finding the Fourth Proportional to 17,124.42, 25,692.12 and 7,271.99

Step by Step Solution

1. Step 1: Write the proportion equation
   17,124.42 : 25,692.12 = 7,271.99 : x
2. Step 2: Convert to fraction form
   17,124.42/25,692.12 = 7,271.99/x
3. Step 3: Cross multiply
   17,124.42x = 25,692.12 × 7,271.99
4. Step 4: Simplify right side
   17,124.42x = 186,832,839.72
5. Step 5: Solve for x
   x = 186,832,839.72/17,124.42
6. Step 6: Final answer
   x = 10,910.32