Finding the Fourth Proportional to 3,513.60, 5,270.71 and 1,433.75

Step by Step Solution

1. Step 1: Write the proportion equation
   3,513.60 : 5,270.71 = 1,433.75 : x
2. Step 2: Convert to fraction form
   3,513.60/5,270.71 = 1,433.75/x
3. Step 3: Cross multiply
   3,513.60x = 5,270.71 × 1,433.75
4. Step 4: Simplify right side
   3,513.60x = 7,556,895.43
5. Step 5: Solve for x
   x = 7,556,895.43/3,513.60
6. Step 6: Final answer
   x = 2,150.75