Finding the Fourth Proportional to 2,002.49, 3,001.69 and 1,125.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.49 : 3,001.69 = 1,125.39 : x
2. Step 2: Convert to fraction form
   2,002.49/3,001.69 = 1,125.39/x
3. Step 3: Cross multiply
   2,002.49x = 3,001.69 × 1,125.39
4. Step 4: Simplify right side
   2,002.49x = 3,378,084.57
5. Step 5: Solve for x
   x = 3,378,084.57/2,002.49
6. Step 6: Final answer
   x = 1,686.94