Finding the Fourth Proportional to 2,019.07, 3,029.01 and 720.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019.07 : 3,029.01 = 720.37 : x
2. Step 2: Convert to fraction form
   2,019.07/3,029.01 = 720.37/x
3. Step 3: Cross multiply
   2,019.07x = 3,029.01 × 720.37
4. Step 4: Simplify right side
   2,019.07x = 2,182,007.93
5. Step 5: Solve for x
   x = 2,182,007.93/2,019.07
6. Step 6: Final answer
   x = 1,080.70