Finding the Fourth Proportional to 3,677.16, 5,073.89 and 2,105.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,677.16 : 5,073.89 = 2,105.27 : x
2. Step 2: Convert to fraction form
   3,677.16/5,073.89 = 2,105.27/x
3. Step 3: Cross multiply
   3,677.16x = 5,073.89 × 2,105.27
4. Step 4: Simplify right side
   3,677.16x = 10,681,872.50
5. Step 5: Solve for x
   x = 10,681,872.50/3,677.16
6. Step 6: Final answer
   x = 2,904.92