Finding the Fourth Proportional to 5,786.32, 8,672.51 and 2,662.02

Step by Step Solution

1. Step 1: Write the proportion equation
   5,786.32 : 8,672.51 = 2,662.02 : x
2. Step 2: Convert to fraction form
   5,786.32/8,672.51 = 2,662.02/x
3. Step 3: Cross multiply
   5,786.32x = 8,672.51 × 2,662.02
4. Step 4: Simplify right side
   5,786.32x = 23,086,401.73
5. Step 5: Solve for x
   x = 23,086,401.73/5,786.32
6. Step 6: Final answer
   x = 3,989.83