Finding the Fourth Proportional to 5,886.45, 8,766.83 and 5,818.41

Step by Step Solution

1. Step 1: Write the proportion equation
   5,886.45 : 8,766.83 = 5,818.41 : x
2. Step 2: Convert to fraction form
   5,886.45/8,766.83 = 5,818.41/x
3. Step 3: Cross multiply
   5,886.45x = 8,766.83 × 5,818.41
4. Step 4: Simplify right side
   5,886.45x = 51,009,025.89
5. Step 5: Solve for x
   x = 51,009,025.89/5,886.45
6. Step 6: Final answer
   x = 8,665.50