Finding the Fourth Proportional to 23,017.26, 34,530.34 and 8,976.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,017.26 : 34,530.34 = 8,976.72 : x
2. Step 2: Convert to fraction form
   23,017.26/34,530.34 = 8,976.72/x
3. Step 3: Cross multiply
   23,017.26x = 34,530.34 × 8,976.72
4. Step 4: Simplify right side
   23,017.26x = 309,969,021.03
5. Step 5: Solve for x
   x = 309,969,021.03/23,017.26
6. Step 6: Final answer
   x = 13,466.81