Finding the Fourth Proportional to 3,813.05, 5,709.56 and 3,068.70

Step by Step Solution

1. Step 1: Write the proportion equation
   3,813.05 : 5,709.56 = 3,068.70 : x
2. Step 2: Convert to fraction form
   3,813.05/5,709.56 = 3,068.70/x
3. Step 3: Cross multiply
   3,813.05x = 5,709.56 × 3,068.70
4. Step 4: Simplify right side
   3,813.05x = 17,520,911.43
5. Step 5: Solve for x
   x = 17,520,911.43/3,813.05
6. Step 6: Final answer
   x = 4,594.99