Finding the Fourth Proportional to 6,520.49, 8,998.27 and 3,536.31

Step by Step Solution

1. Step 1: Write the proportion equation
   6,520.49 : 8,998.27 = 3,536.31 : x
2. Step 2: Convert to fraction form
   6,520.49/8,998.27 = 3,536.31/x
3. Step 3: Cross multiply
   6,520.49x = 8,998.27 × 3,536.31
4. Step 4: Simplify right side
   6,520.49x = 31,820,672.18
5. Step 5: Solve for x
   x = 31,820,672.18/6,520.49
6. Step 6: Final answer
   x = 4,880.10