Finding the Fourth Proportional to 3,674.86, 5,071.32 and 1,996.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,674.86 : 5,071.32 = 1,996.28 : x
2. Step 2: Convert to fraction form
   3,674.86/5,071.32 = 1,996.28/x
3. Step 3: Cross multiply
   3,674.86x = 5,071.32 × 1,996.28
4. Step 4: Simplify right side
   3,674.86x = 10,123,749.33
5. Step 5: Solve for x
   x = 10,123,749.33/3,674.86
6. Step 6: Final answer
   x = 2,754.87