Finding the Fourth Proportional to 3,381.55, 5,072.73 and 1,433.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,381.55 : 5,072.73 = 1,433.50 : x
2. Step 2: Convert to fraction form
   3,381.55/5,072.73 = 1,433.50/x
3. Step 3: Cross multiply
   3,381.55x = 5,072.73 × 1,433.50
4. Step 4: Simplify right side
   3,381.55x = 7,271,758.46
5. Step 5: Solve for x
   x = 7,271,758.46/3,381.55
6. Step 6: Final answer
   x = 2,150.42