Finding the Fourth Proportional to 2,013.71, 3,019.43 and 696.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013.71 : 3,019.43 = 696.76 : x
2. Step 2: Convert to fraction form
   2,013.71/3,019.43 = 696.76/x
3. Step 3: Cross multiply
   2,013.71x = 3,019.43 × 696.76
4. Step 4: Simplify right side
   2,013.71x = 2,103,812.24
5. Step 5: Solve for x
   x = 2,103,812.24/2,013.71
6. Step 6: Final answer
   x = 1,044.75