Finding the Fourth Proportional to 2,013.24, 3,019.98 and 714.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013.24 : 3,019.98 = 714.60 : x
2. Step 2: Convert to fraction form
   2,013.24/3,019.98 = 714.60/x
3. Step 3: Cross multiply
   2,013.24x = 3,019.98 × 714.60
4. Step 4: Simplify right side
   2,013.24x = 2,158,077.71
5. Step 5: Solve for x
   x = 2,158,077.71/2,013.24
6. Step 6: Final answer
   x = 1,071.94