Finding the Fourth Proportional to 2,507.19, 3,758.33 and 863.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,507.19 : 3,758.33 = 863.29 : x
2. Step 2: Convert to fraction form
   2,507.19/3,758.33 = 863.29/x
3. Step 3: Cross multiply
   2,507.19x = 3,758.33 × 863.29
4. Step 4: Simplify right side
   2,507.19x = 3,244,535.56
5. Step 5: Solve for x
   x = 3,244,535.56/2,507.19
6. Step 6: Final answer
   x = 1,294.09