Finding the Fourth Proportional to 5,766.42, 8,650.89 and 1,870.74

Step by Step Solution

1. Step 1: Write the proportion equation
   5,766.42 : 8,650.89 = 1,870.74 : x
2. Step 2: Convert to fraction form
   5,766.42/8,650.89 = 1,870.74/x
3. Step 3: Cross multiply
   5,766.42x = 8,650.89 × 1,870.74
4. Step 4: Simplify right side
   5,766.42x = 16,183,565.96
5. Step 5: Solve for x
   x = 16,183,565.96/5,766.42
6. Step 6: Final answer
   x = 2,806.52