Finding the Fourth Proportional to 6,803.49, 9,388.91 and 3,819.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,803.49 : 9,388.91 = 3,819.15 : x
2. Step 2: Convert to fraction form
   6,803.49/9,388.91 = 3,819.15/x
3. Step 3: Cross multiply
   6,803.49x = 9,388.91 × 3,819.15
4. Step 4: Simplify right side
   6,803.49x = 35,857,665.17
5. Step 5: Solve for x
   x = 35,857,665.17/6,803.49
6. Step 6: Final answer
   x = 5,270.48