Finding the Fourth Proportional to 3,943.69, 5,911.88 and 2,092.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,943.69 : 5,911.88 = 2,092.03 : x
2. Step 2: Convert to fraction form
   3,943.69/5,911.88 = 2,092.03/x
3. Step 3: Cross multiply
   3,943.69x = 5,911.88 × 2,092.03
4. Step 4: Simplify right side
   3,943.69x = 12,367,830.32
5. Step 5: Solve for x
   x = 12,367,830.32/3,943.69
6. Step 6: Final answer
   x = 3,136.11