Finding the Fourth Proportional to 10,321.58, 15,499.29 and 9,795.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,321.58 : 15,499.29 = 9,795.71 : x
2. Step 2: Convert to fraction form
   10,321.58/15,499.29 = 9,795.71/x
3. Step 3: Cross multiply
   10,321.58x = 15,499.29 × 9,795.71
4. Step 4: Simplify right side
   10,321.58x = 151,826,550.05
5. Step 5: Solve for x
   x = 151,826,550.05/10,321.58
6. Step 6: Final answer
   x = 14,709.62