Finding the Fourth Proportional to 17,079.69, 25,622.63 and 7,724.11

Step by Step Solution

1. Step 1: Write the proportion equation
   17,079.69 : 25,622.63 = 7,724.11 : x
2. Step 2: Convert to fraction form
   17,079.69/25,622.63 = 7,724.11/x
3. Step 3: Cross multiply
   17,079.69x = 25,622.63 × 7,724.11
4. Step 4: Simplify right side
   17,079.69x = 197,912,012.61
5. Step 5: Solve for x
   x = 197,912,012.61/17,079.69
6. Step 6: Final answer
   x = 11,587.56