Finding the Fourth Proportional to 6,801.12, 9,385.69 and 3,817.17

Step by Step Solution

1. Step 1: Write the proportion equation
   6,801.12 : 9,385.69 = 3,817.17 : x
2. Step 2: Convert to fraction form
   6,801.12/9,385.69 = 3,817.17/x
3. Step 3: Cross multiply
   6,801.12x = 9,385.69 × 3,817.17
4. Step 4: Simplify right side
   6,801.12x = 35,826,774.30
5. Step 5: Solve for x
   x = 35,826,774.30/6,801.12
6. Step 6: Final answer
   x = 5,267.78