Finding the Fourth Proportional to 16,912.56, 23,340.24 and 10,626.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,912.56 : 23,340.24 = 10,626.96 : x
2. Step 2: Convert to fraction form
   16,912.56/23,340.24 = 10,626.96/x
3. Step 3: Cross multiply
   16,912.56x = 23,340.24 × 10,626.96
4. Step 4: Simplify right side
   16,912.56x = 248,035,796.87
5. Step 5: Solve for x
   x = 248,035,796.87/16,912.56
6. Step 6: Final answer
   x = 14,665.77