Finding the Fourth Proportional to 6,113.82, 9,171.49 and 2,164.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,113.82 : 9,171.49 = 2,164.15 : x
2. Step 2: Convert to fraction form
   6,113.82/9,171.49 = 2,164.15/x
3. Step 3: Cross multiply
   6,113.82x = 9,171.49 × 2,164.15
4. Step 4: Simplify right side
   6,113.82x = 19,848,480.08
5. Step 5: Solve for x
   x = 19,848,480.08/6,113.82
6. Step 6: Final answer
   x = 3,246.49