Finding the Fourth Proportional to 2,017.16, 3,025.23 and 718.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.16 : 3,025.23 = 718.63 : x
2. Step 2: Convert to fraction form
   2,017.16/3,025.23 = 718.63/x
3. Step 3: Cross multiply
   2,017.16x = 3,025.23 × 718.63
4. Step 4: Simplify right side
   2,017.16x = 2,174,021.03
5. Step 5: Solve for x
   x = 2,174,021.03/2,017.16
6. Step 6: Final answer
   x = 1,077.76