Finding the Fourth Proportional to 6,780.59, 9,357.12 and 3,796.43

Step by Step Solution

1. Step 1: Write the proportion equation
   6,780.59 : 9,357.12 = 3,796.43 : x
2. Step 2: Convert to fraction form
   6,780.59/9,357.12 = 3,796.43/x
3. Step 3: Cross multiply
   6,780.59x = 9,357.12 × 3,796.43
4. Step 4: Simplify right side
   6,780.59x = 35,523,604.30
5. Step 5: Solve for x
   x = 35,523,604.30/6,780.59
6. Step 6: Final answer
   x = 5,239.02