Finding the Fourth Proportional to 3,765.82, 5,196.82 and 2,109.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,765.82 : 5,196.82 = 2,109.82 : x
2. Step 2: Convert to fraction form
   3,765.82/5,196.82 = 2,109.82/x
3. Step 3: Cross multiply
   3,765.82x = 5,196.82 × 2,109.82
4. Step 4: Simplify right side
   3,765.82x = 10,964,328.79
5. Step 5: Solve for x
   x = 10,964,328.79/3,765.82
6. Step 6: Final answer
   x = 2,911.54