Finding the Fourth Proportional to 2,837.10, 3,914.91 and 2,628.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,837.10 : 3,914.91 = 2,628.12 : x
2. Step 2: Convert to fraction form
   2,837.10/3,914.91 = 2,628.12/x
3. Step 3: Cross multiply
   2,837.10x = 3,914.91 × 2,628.12
4. Step 4: Simplify right side
   2,837.10x = 10,288,853.27
5. Step 5: Solve for x
   x = 10,288,853.27/2,837.10
6. Step 6: Final answer
   x = 3,626.54