Finding the Fourth Proportional to 23,905.98, 35,859.15 and 8,312.67

Step by Step Solution

1. Step 1: Write the proportion equation
   23,905.98 : 35,859.15 = 8,312.67 : x
2. Step 2: Convert to fraction form
   23,905.98/35,859.15 = 8,312.67/x
3. Step 3: Cross multiply
   23,905.98x = 35,859.15 × 8,312.67
4. Step 4: Simplify right side
   23,905.98x = 298,085,280.43
5. Step 5: Solve for x
   x = 298,085,280.43/23,905.98
6. Step 6: Final answer
   x = 12,469.07