Finding the Fourth Proportional to 2,826.03, 3,900.24 and 1,631.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,826.03 : 3,900.24 = 1,631.10 : x
2. Step 2: Convert to fraction form
   2,826.03/3,900.24 = 1,631.10/x
3. Step 3: Cross multiply
   2,826.03x = 3,900.24 × 1,631.10
4. Step 4: Simplify right side
   2,826.03x = 6,361,681.46
5. Step 5: Solve for x
   x = 6,361,681.46/2,826.03
6. Step 6: Final answer
   x = 2,251.10