Finding the Fourth Proportional to 6,488.33, 9,732.69 and 2,105.82

Step by Step Solution

1. Step 1: Write the proportion equation
   6,488.33 : 9,732.69 = 2,105.82 : x
2. Step 2: Convert to fraction form
   6,488.33/9,732.69 = 2,105.82/x
3. Step 3: Cross multiply
   6,488.33x = 9,732.69 × 2,105.82
4. Step 4: Simplify right side
   6,488.33x = 20,495,293.26
5. Step 5: Solve for x
   x = 20,495,293.26/6,488.33
6. Step 6: Final answer
   x = 3,158.80