Finding the Fourth Proportional to 16,510.50, 22,784.49 and 9,058.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,510.50 : 22,784.49 = 9,058.50 : x
2. Step 2: Convert to fraction form
   16,510.50/22,784.49 = 9,058.50/x
3. Step 3: Cross multiply
   16,510.50x = 22,784.49 × 9,058.50
4. Step 4: Simplify right side
   16,510.50x = 206,393,302.67
5. Step 5: Solve for x
   x = 206,393,302.67/16,510.50
6. Step 6: Final answer
   x = 12,500.73