Finding the Fourth Proportional to 3,674.83, 5,071.19 and 2,081.45

Step by Step Solution

1. Step 1: Write the proportion equation
   3,674.83 : 5,071.19 = 2,081.45 : x
2. Step 2: Convert to fraction form
   3,674.83/5,071.19 = 2,081.45/x
3. Step 3: Cross multiply
   3,674.83x = 5,071.19 × 2,081.45
4. Step 4: Simplify right side
   3,674.83x = 10,555,428.43
5. Step 5: Solve for x
   x = 10,555,428.43/3,674.83
6. Step 6: Final answer
   x = 2,872.36