Finding the Fourth Proportional to 2,265.42, 3,126.33 and 1,603.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,265.42 : 3,126.33 = 1,603.46 : x
2. Step 2: Convert to fraction form
   2,265.42/3,126.33 = 1,603.46/x
3. Step 3: Cross multiply
   2,265.42x = 3,126.33 × 1,603.46
4. Step 4: Simplify right side
   2,265.42x = 5,012,945.10
5. Step 5: Solve for x
   x = 5,012,945.10/2,265.42
6. Step 6: Final answer
   x = 2,212.81