Finding the Fourth Proportional to 2,412.75, 3,329.61 and 1,365.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,412.75 : 3,329.61 = 1,365.03 : x
2. Step 2: Convert to fraction form
   2,412.75/3,329.61 = 1,365.03/x
3. Step 3: Cross multiply
   2,412.75x = 3,329.61 × 1,365.03
4. Step 4: Simplify right side
   2,412.75x = 4,545,017.54
5. Step 5: Solve for x
   x = 4,545,017.54/2,412.75
6. Step 6: Final answer
   x = 1,883.75