Finding the Fourth Proportional to 23,311.72, 34,975.68 and 7,730.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,311.72 : 34,975.68 = 7,730.56 : x
2. Step 2: Convert to fraction form
   23,311.72/34,975.68 = 7,730.56/x
3. Step 3: Cross multiply
   23,311.72x = 34,975.68 × 7,730.56
4. Step 4: Simplify right side
   23,311.72x = 270,381,592.78
5. Step 5: Solve for x
   x = 270,381,592.78/23,311.72
6. Step 6: Final answer
   x = 11,598.53