Finding the Fourth Proportional to 2,672.50, 4,010.19 and 1,304.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,672.50 : 4,010.19 = 1,304.50 : x
2. Step 2: Convert to fraction form
   2,672.50/4,010.19 = 1,304.50/x
3. Step 3: Cross multiply
   2,672.50x = 4,010.19 × 1,304.50
4. Step 4: Simplify right side
   2,672.50x = 5,231,292.86
5. Step 5: Solve for x
   x = 5,231,292.86/2,672.50
6. Step 6: Final answer
   x = 1,957.45