Finding the Fourth Proportional to 16,873.35, 23,284.60 and 9,320.00

Step by Step Solution

1. Step 1: Write the proportion equation
   16,873.35 : 23,284.60 = 9,320.00 : x
2. Step 2: Convert to fraction form
   16,873.35/23,284.60 = 9,320.00/x
3. Step 3: Cross multiply
   16,873.35x = 23,284.60 × 9,320.00
4. Step 4: Simplify right side
   16,873.35x = 217,012,469.83
5. Step 5: Solve for x
   x = 217,012,469.83/16,873.35
6. Step 6: Final answer
   x = 12,861.26