Finding the Fourth Proportional to 2,012.56, 3,017.04 and 713.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,012.56 : 3,017.04 = 713.44 : x
2. Step 2: Convert to fraction form
   2,012.56/3,017.04 = 713.44/x
3. Step 3: Cross multiply
   2,012.56x = 3,017.04 × 713.44
4. Step 4: Simplify right side
   2,012.56x = 2,152,477.02
5. Step 5: Solve for x
   x = 2,152,477.02/2,012.56
6. Step 6: Final answer
   x = 1,069.52