Finding the Fourth Proportional to 16,510.12, 22,783.98 and 9,058.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,510.12 : 22,783.98 = 9,058.12 : x
2. Step 2: Convert to fraction form
   16,510.12/22,783.98 = 9,058.12/x
3. Step 3: Cross multiply
   16,510.12x = 22,783.98 × 9,058.12
4. Step 4: Simplify right side
   16,510.12x = 206,380,024.92
5. Step 5: Solve for x
   x = 206,380,024.92/16,510.12
6. Step 6: Final answer
   x = 12,500.21