Finding the Fourth Proportional to 2,013.56, 3,020.39 and 714.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013.56 : 3,020.39 = 714.12 : x
2. Step 2: Convert to fraction form
   2,013.56/3,020.39 = 714.12/x
3. Step 3: Cross multiply
   2,013.56x = 3,020.39 × 714.12
4. Step 4: Simplify right side
   2,013.56x = 2,156,908.69
5. Step 5: Solve for x
   x = 2,156,908.69/2,013.56
6. Step 6: Final answer
   x = 1,071.19