Finding the Fourth Proportional to 2,026.38, 3,039.71 and 709.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,026.38 : 3,039.71 = 709.98 : x
2. Step 2: Convert to fraction form
   2,026.38/3,039.71 = 709.98/x
3. Step 3: Cross multiply
   2,026.38x = 3,039.71 × 709.98
4. Step 4: Simplify right side
   2,026.38x = 2,158,129.76
5. Step 5: Solve for x
   x = 2,158,129.76/2,026.38
6. Step 6: Final answer
   x = 1,065.02