Finding the Fourth Proportional to 8,805.15, 12,151.22 and 4,826.18

Step by Step Solution

1. Step 1: Write the proportion equation
   8,805.15 : 12,151.22 = 4,826.18 : x
2. Step 2: Convert to fraction form
   8,805.15/12,151.22 = 4,826.18/x
3. Step 3: Cross multiply
   8,805.15x = 12,151.22 × 4,826.18
4. Step 4: Simplify right side
   8,805.15x = 58,643,890.05
5. Step 5: Solve for x
   x = 58,643,890.05/8,805.15
6. Step 6: Final answer
   x = 6,660.18