Finding the Fourth Proportional to 2,002.50, 2,763.69 and 1,304.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.50 : 2,763.69 = 1,304.46 : x
2. Step 2: Convert to fraction form
   2,002.50/2,763.69 = 1,304.46/x
3. Step 3: Cross multiply
   2,002.50x = 2,763.69 × 1,304.46
4. Step 4: Simplify right side
   2,002.50x = 3,605,123.06
5. Step 5: Solve for x
   x = 3,605,123.06/2,002.50
6. Step 6: Final answer
   x = 1,800.31