Finding the Fourth Proportional to 16,759.50, 23,128.30 and 9,206.00

Step by Step Solution

1. Step 1: Write the proportion equation
   16,759.50 : 23,128.30 = 9,206.00 : x
2. Step 2: Convert to fraction form
   16,759.50/23,128.30 = 9,206.00/x
3. Step 3: Cross multiply
   16,759.50x = 23,128.30 × 9,206.00
4. Step 4: Simplify right side
   16,759.50x = 212,919,190.71
5. Step 5: Solve for x
   x = 212,919,190.71/16,759.50
6. Step 6: Final answer
   x = 12,704.39