Finding the Fourth Proportional to 6,812.66, 9,401.52 and 3,828.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,812.66 : 9,401.52 = 3,828.50 : x
2. Step 2: Convert to fraction form
   6,812.66/9,401.52 = 3,828.50/x
3. Step 3: Cross multiply
   6,812.66x = 9,401.52 × 3,828.50
4. Step 4: Simplify right side
   6,812.66x = 35,993,719.32
5. Step 5: Solve for x
   x = 35,993,719.32/6,812.66
6. Step 6: Final answer
   x = 5,283.36