Finding the Fourth Proportional to 6,819.74, 9,411.30 and 3,835.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,819.74 : 9,411.30 = 3,835.55 : x
2. Step 2: Convert to fraction form
   6,819.74/9,411.30 = 3,835.55/x
3. Step 3: Cross multiply
   6,819.74x = 9,411.30 × 3,835.55
4. Step 4: Simplify right side
   6,819.74x = 36,097,511.72
5. Step 5: Solve for x
   x = 36,097,511.72/6,819.74
6. Step 6: Final answer
   x = 5,293.09