Finding the Fourth Proportional to 23,310.72, 34,974.18 and 7,729.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,310.72 : 34,974.18 = 7,729.56 : x
2. Step 2: Convert to fraction form
   23,310.72/34,974.18 = 7,729.56/x
3. Step 3: Cross multiply
   23,310.72x = 34,974.18 × 7,729.56
4. Step 4: Simplify right side
   23,310.72x = 270,335,022.76
5. Step 5: Solve for x
   x = 270,335,022.76/23,310.72
6. Step 6: Final answer
   x = 11,597.03