Finding the Fourth Proportional to 1,763.57, 2,433.69 and 1,007.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,763.57 : 2,433.69 = 1,007.33 : x
2. Step 2: Convert to fraction form
   1,763.57/2,433.69 = 1,007.33/x
3. Step 3: Cross multiply
   1,763.57x = 2,433.69 × 1,007.33
4. Step 4: Simplify right side
   1,763.57x = 2,451,516.78
5. Step 5: Solve for x
   x = 2,451,516.78/1,763.57
6. Step 6: Final answer
   x = 1,390.09