Finding the Fourth Proportional to 10,322.96, 14,245.76 and 5,607.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,322.96 : 14,245.76 = 5,607.28 : x
2. Step 2: Convert to fraction form
   10,322.96/14,245.76 = 5,607.28/x
3. Step 3: Cross multiply
   10,322.96x = 14,245.76 × 5,607.28
4. Step 4: Simplify right side
   10,322.96x = 79,879,965.13
5. Step 5: Solve for x
   x = 79,879,965.13/10,322.96
6. Step 6: Final answer
   x = 7,738.09