Finding the Fourth Proportional to 9,872.06, 13,609.01 and 7,510.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,872.06 : 13,609.01 = 7,510.10 : x
2. Step 2: Convert to fraction form
   9,872.06/13,609.01 = 7,510.10/x
3. Step 3: Cross multiply
   9,872.06x = 13,609.01 × 7,510.10
4. Step 4: Simplify right side
   9,872.06x = 102,204,976.73
5. Step 5: Solve for x
   x = 102,204,976.73/9,872.06
6. Step 6: Final answer
   x = 10,352.96