Finding the Fourth Proportional to 16,700.56, 23,046.78 and 9,626.92

Step by Step Solution

1. Step 1: Write the proportion equation
   16,700.56 : 23,046.78 = 9,626.92 : x
2. Step 2: Convert to fraction form
   16,700.56/23,046.78 = 9,626.92/x
3. Step 3: Cross multiply
   16,700.56x = 23,046.78 × 9,626.92
4. Step 4: Simplify right side
   16,700.56x = 221,869,507.32
5. Step 5: Solve for x
   x = 221,869,507.32/16,700.56
6. Step 6: Final answer
   x = 13,285.15