Finding the Fourth Proportional to 23,391.94, 35,086.76 and 8,599.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,391.94 : 35,086.76 = 8,599.72 : x
2. Step 2: Convert to fraction form
   23,391.94/35,086.76 = 8,599.72/x
3. Step 3: Cross multiply
   23,391.94x = 35,086.76 × 8,599.72
4. Step 4: Simplify right side
   23,391.94x = 301,736,311.71
5. Step 5: Solve for x
   x = 301,736,311.71/23,391.94
6. Step 6: Final answer
   x = 12,899.16