Finding the Fourth Proportional to 6,520.92, 8,998.79 and 3,536.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,520.92 : 8,998.79 = 3,536.72 : x
2. Step 2: Convert to fraction form
   6,520.92/8,998.79 = 3,536.72/x
3. Step 3: Cross multiply
   6,520.92x = 8,998.79 × 3,536.72
4. Step 4: Simplify right side
   6,520.92x = 31,826,200.57
5. Step 5: Solve for x
   x = 31,826,200.57/6,520.92
6. Step 6: Final answer
   x = 4,880.63