Finding the Fourth Proportional to 6,317.50, 8,718.42 and 3,523

Step by Step Solution

1. Step 1: Write the proportion equation
   6,317.50 : 8,718.42 = 3,523 : x
2. Step 2: Convert to fraction form
   6,317.50/8,718.42 = 3,523/x
3. Step 3: Cross multiply
   6,317.50x = 8,718.42 × 3,523
4. Step 4: Simplify right side
   6,317.50x = 30,714,993.66
5. Step 5: Solve for x
   x = 30,714,993.66/6,317.50
6. Step 6: Final answer
   x = 4,861.89