Finding the Fourth Proportional to 8,760.52, 13,121.52 and 6,300.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,760.52 : 13,121.52 = 6,300.10 : x
2. Step 2: Convert to fraction form
   8,760.52/13,121.52 = 6,300.10/x
3. Step 3: Cross multiply
   8,760.52x = 13,121.52 × 6,300.10
4. Step 4: Simplify right side
   8,760.52x = 82,666,888.15
5. Step 5: Solve for x
   x = 82,666,888.15/8,760.52
6. Step 6: Final answer
   x = 9,436.30