Finding the Fourth Proportional to 9,506.89, 13,123.11 and 8,510.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,506.89 : 13,123.11 = 8,510.37 : x
2. Step 2: Convert to fraction form
   9,506.89/13,123.11 = 8,510.37/x
3. Step 3: Cross multiply
   9,506.89x = 13,123.11 × 8,510.37
4. Step 4: Simplify right side
   9,506.89x = 111,682,521.65
5. Step 5: Solve for x
   x = 111,682,521.65/9,506.89
6. Step 6: Final answer
   x = 11,747.53