Finding the Fourth Proportional to 2,011.53, 3,017.71 and 695.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,011.53 : 3,017.71 = 695.18 : x
2. Step 2: Convert to fraction form
   2,011.53/3,017.71 = 695.18/x
3. Step 3: Cross multiply
   2,011.53x = 3,017.71 × 695.18
4. Step 4: Simplify right side
   2,011.53x = 2,097,856.14
5. Step 5: Solve for x
   x = 2,097,856.14/2,011.53
6. Step 6: Final answer
   x = 1,042.91