Finding the Fourth Proportional to 6,297.50, 8,690.55 and 3,503

Step by Step Solution

1. Step 1: Write the proportion equation
   6,297.50 : 8,690.55 = 3,503 : x
2. Step 2: Convert to fraction form
   6,297.50/8,690.55 = 3,503/x
3. Step 3: Cross multiply
   6,297.50x = 8,690.55 × 3,503
4. Step 4: Simplify right side
   6,297.50x = 30,442,996.65
5. Step 5: Solve for x
   x = 30,442,996.65/6,297.50
6. Step 6: Final answer
   x = 4,834.14