Finding the Fourth Proportional to 1,265.95, 1,896.58 and 1,061.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,265.95 : 1,896.58 = 1,061.83 : x
2. Step 2: Convert to fraction form
   1,265.95/1,896.58 = 1,061.83/x
3. Step 3: Cross multiply
   1,265.95x = 1,896.58 × 1,061.83
4. Step 4: Simplify right side
   1,265.95x = 2,013,845.54
5. Step 5: Solve for x
   x = 2,013,845.54/1,265.95
6. Step 6: Final answer
   x = 1,590.78