Finding the Fourth Proportional to 8,050.58, 12,077.50 and 2,856.86

Step by Step Solution

1. Step 1: Write the proportion equation
   8,050.58 : 12,077.50 = 2,856.86 : x
2. Step 2: Convert to fraction form
   8,050.58/12,077.50 = 2,856.86/x
3. Step 3: Cross multiply
   8,050.58x = 12,077.50 × 2,856.86
4. Step 4: Simplify right side
   8,050.58x = 34,503,726.65
5. Step 5: Solve for x
   x = 34,503,726.65/8,050.58
6. Step 6: Final answer
   x = 4,285.87