Finding the Fourth Proportional to 8,510.88, 12,766.66 and 2,964.79

Step by Step Solution

1. Step 1: Write the proportion equation
   8,510.88 : 12,766.66 = 2,964.79 : x
2. Step 2: Convert to fraction form
   8,510.88/12,766.66 = 2,964.79/x
3. Step 3: Cross multiply
   8,510.88x = 12,766.66 × 2,964.79
4. Step 4: Simplify right side
   8,510.88x = 37,850,419.31
5. Step 5: Solve for x
   x = 37,850,419.31/8,510.88
6. Step 6: Final answer
   x = 4,447.30