Finding the Fourth Proportional to 3,391.49, 5,081.76 and 2,006.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,391.49 : 5,081.76 = 2,006.10 : x
2. Step 2: Convert to fraction form
   3,391.49/5,081.76 = 2,006.10/x
3. Step 3: Cross multiply
   3,391.49x = 5,081.76 × 2,006.10
4. Step 4: Simplify right side
   3,391.49x = 10,194,518.74
5. Step 5: Solve for x
   x = 10,194,518.74/3,391.49
6. Step 6: Final answer
   x = 3,005.91