Finding the Fourth Proportional to 1,035.96, 1,551.18 and 871.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,035.96 : 1,551.18 = 871.94 : x
2. Step 2: Convert to fraction form
   1,035.96/1,551.18 = 871.94/x
3. Step 3: Cross multiply
   1,035.96x = 1,551.18 × 871.94
4. Step 4: Simplify right side
   1,035.96x = 1,352,535.89
5. Step 5: Solve for x
   x = 1,352,535.89/1,035.96
6. Step 6: Final answer
   x = 1,305.59