Finding the Fourth Proportional to 12,012.76, 18,025.62 and 5,856.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,012.76 : 18,025.62 = 5,856.76 : x
2. Step 2: Convert to fraction form
   12,012.76/18,025.62 = 5,856.76/x
3. Step 3: Cross multiply
   12,012.76x = 18,025.62 × 5,856.76
4. Step 4: Simplify right side
   12,012.76x = 105,571,730.19
5. Step 5: Solve for x
   x = 105,571,730.19/12,012.76
6. Step 6: Final answer
   x = 8,788.30