Finding the Fourth Proportional to 3,013.34, 4,517.31 and 1,281.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,013.34 : 4,517.31 = 1,281.02 : x
2. Step 2: Convert to fraction form
   3,013.34/4,517.31 = 1,281.02/x
3. Step 3: Cross multiply
   3,013.34x = 4,517.31 × 1,281.02
4. Step 4: Simplify right side
   3,013.34x = 5,786,764.46
5. Step 5: Solve for x
   x = 5,786,764.46/3,013.34
6. Step 6: Final answer
   x = 1,920.38