Finding the Fourth Proportional to 11,964.42, 16,510.50 and 6,659.46

Step by Step Solution

1. Step 1: Write the proportion equation
   11,964.42 : 16,510.50 = 6,659.46 : x
2. Step 2: Convert to fraction form
   11,964.42/16,510.50 = 6,659.46/x
3. Step 3: Cross multiply
   11,964.42x = 16,510.50 × 6,659.46
4. Step 4: Simplify right side
   11,964.42x = 109,951,014.33
5. Step 5: Solve for x
   x = 109,951,014.33/11,964.42
6. Step 6: Final answer
   x = 9,189.83