Finding the Fourth Proportional to 8,856.06, 13,281.57 and 3,012.54

Step by Step Solution

1. Step 1: Write the proportion equation
   8,856.06 : 13,281.57 = 3,012.54 : x
2. Step 2: Convert to fraction form
   8,856.06/13,281.57 = 3,012.54/x
3. Step 3: Cross multiply
   8,856.06x = 13,281.57 × 3,012.54
4. Step 4: Simplify right side
   8,856.06x = 40,011,260.89
5. Step 5: Solve for x
   x = 40,011,260.89/8,856.06
6. Step 6: Final answer
   x = 4,517.95