Finding the Fourth Proportional to 23,004.29, 34,513.72 and 8,212.88

Step by Step Solution

1. Step 1: Write the proportion equation
   23,004.29 : 34,513.72 = 8,212.88 : x
2. Step 2: Convert to fraction form
   23,004.29/34,513.72 = 8,212.88/x
3. Step 3: Cross multiply
   23,004.29x = 34,513.72 × 8,212.88
4. Step 4: Simplify right side
   23,004.29x = 283,456,847.61
5. Step 5: Solve for x
   x = 283,456,847.61/23,004.29
6. Step 6: Final answer
   x = 12,321.92