Finding the Fourth Proportional to 12,952.92, 19,401.30 and 8,023.80

Step by Step Solution

1. Step 1: Write the proportion equation
   12,952.92 : 19,401.30 = 8,023.80 : x
2. Step 2: Convert to fraction form
   12,952.92/19,401.30 = 8,023.80/x
3. Step 3: Cross multiply
   12,952.92x = 19,401.30 × 8,023.80
4. Step 4: Simplify right side
   12,952.92x = 155,672,150.94
5. Step 5: Solve for x
   x = 155,672,150.94/12,952.92
6. Step 6: Final answer
   x = 12,018.31