Finding the Fourth Proportional to 3,910.69, 5,867.96 and 1,830.84

Step by Step Solution

1. Step 1: Write the proportion equation
   3,910.69 : 5,867.96 = 1,830.84 : x
2. Step 2: Convert to fraction form
   3,910.69/5,867.96 = 1,830.84/x
3. Step 3: Cross multiply
   3,910.69x = 5,867.96 × 1,830.84
4. Step 4: Simplify right side
   3,910.69x = 10,743,271.12
5. Step 5: Solve for x
   x = 10,743,271.12/3,910.69
6. Step 6: Final answer
   x = 2,747.15