Finding the Fourth Proportional to 10,260.76, 15,310.58 and 9,633.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,260.76 : 15,310.58 = 9,633.82 : x
2. Step 2: Convert to fraction form
   10,260.76/15,310.58 = 9,633.82/x
3. Step 3: Cross multiply
   10,260.76x = 15,310.58 × 9,633.82
4. Step 4: Simplify right side
   10,260.76x = 147,499,371.82
5. Step 5: Solve for x
   x = 147,499,371.82/10,260.76
6. Step 6: Final answer
   x = 14,375.09