Finding the Fourth Proportional to 6,245.35, 8,618.52 and 3,412.71

Step by Step Solution

1. Step 1: Write the proportion equation
   6,245.35 : 8,618.52 = 3,412.71 : x
2. Step 2: Convert to fraction form
   6,245.35/8,618.52 = 3,412.71/x
3. Step 3: Cross multiply
   6,245.35x = 8,618.52 × 3,412.71
4. Step 4: Simplify right side
   6,245.35x = 29,412,522.19
5. Step 5: Solve for x
   x = 29,412,522.19/6,245.35
6. Step 6: Final answer
   x = 4,709.51