Finding the Fourth Proportional to 6,418.06, 8,856.82 and 3,585.48

Step by Step Solution

1. Step 1: Write the proportion equation
   6,418.06 : 8,856.82 = 3,585.48 : x
2. Step 2: Convert to fraction form
   6,418.06/8,856.82 = 3,585.48/x
3. Step 3: Cross multiply
   6,418.06x = 8,856.82 × 3,585.48
4. Step 4: Simplify right side
   6,418.06x = 31,755,933.05
5. Step 5: Solve for x
   x = 31,755,933.05/6,418.06
6. Step 6: Final answer
   x = 4,947.90