Finding the Fourth Proportional to 2,124.69, 3,181.96 and 1,025.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124.69 : 3,181.96 = 1,025.52 : x
2. Step 2: Convert to fraction form
   2,124.69/3,181.96 = 1,025.52/x
3. Step 3: Cross multiply
   2,124.69x = 3,181.96 × 1,025.52
4. Step 4: Simplify right side
   2,124.69x = 3,263,163.62
5. Step 5: Solve for x
   x = 3,263,163.62/2,124.69
6. Step 6: Final answer
   x = 1,535.83