Finding the Fourth Proportional to 6,815.70, 10,214.83 and 3,522.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,815.70 : 10,214.83 = 3,522.42 : x
2. Step 2: Convert to fraction form
   6,815.70/10,214.83 = 3,522.42/x
3. Step 3: Cross multiply
   6,815.70x = 10,214.83 × 3,522.42
4. Step 4: Simplify right side
   6,815.70x = 35,980,921.49
5. Step 5: Solve for x
   x = 35,980,921.49/6,815.70
6. Step 6: Final answer
   x = 5,279.12