Finding the Fourth Proportional to 2,165.56, 3,225.98 and 2,031.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,165.56 : 3,225.98 = 2,031.10 : x
2. Step 2: Convert to fraction form
   2,165.56/3,225.98 = 2,031.10/x
3. Step 3: Cross multiply
   2,165.56x = 3,225.98 × 2,031.10
4. Step 4: Simplify right side
   2,165.56x = 6,552,284.99
5. Step 5: Solve for x
   x = 6,552,284.99/2,165.56
6. Step 6: Final answer
   x = 3,025.68