Finding the Fourth Proportional to 2,265.71, 3,128.42 and 1,825.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,265.71 : 3,128.42 = 1,825.67 : x
2. Step 2: Convert to fraction form
   2,265.71/3,128.42 = 1,825.67/x
3. Step 3: Cross multiply
   2,265.71x = 3,128.42 × 1,825.67
4. Step 4: Simplify right side
   2,265.71x = 5,711,474.93
5. Step 5: Solve for x
   x = 5,711,474.93/2,265.71
6. Step 6: Final answer
   x = 2,520.84