Finding the Fourth Proportional to 2,826.52, 3,896.22 and 2,301.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,826.52 : 3,896.22 = 2,301.64 : x
2. Step 2: Convert to fraction form
   2,826.52/3,896.22 = 2,301.64/x
3. Step 3: Cross multiply
   2,826.52x = 3,896.22 × 2,301.64
4. Step 4: Simplify right side
   2,826.52x = 8,967,695.80
5. Step 5: Solve for x
   x = 8,967,695.80/2,826.52
6. Step 6: Final answer
   x = 3,172.70