Finding the Fourth Proportional to 10,287.92, 14,196.64 and 5,811.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,287.92 : 14,196.64 = 5,811.84 : x
2. Step 2: Convert to fraction form
   10,287.92/14,196.64 = 5,811.84/x
3. Step 3: Cross multiply
   10,287.92x = 14,196.64 × 5,811.84
4. Step 4: Simplify right side
   10,287.92x = 82,508,600.22
5. Step 5: Solve for x
   x = 82,508,600.22/10,287.92
6. Step 6: Final answer
   x = 8,019.95