Finding the Fourth Proportional to 7,823.94, 10,796.61 and 4,287.09

Step by Step Solution

1. Step 1: Write the proportion equation
   7,823.94 : 10,796.61 = 4,287.09 : x
2. Step 2: Convert to fraction form
   7,823.94/10,796.61 = 4,287.09/x
3. Step 3: Cross multiply
   7,823.94x = 10,796.61 × 4,287.09
4. Step 4: Simplify right side
   7,823.94x = 46,286,038.76
5. Step 5: Solve for x
   x = 46,286,038.76/7,823.94
6. Step 6: Final answer
   x = 5,915.95