Finding the Fourth Proportional to 3,510.91, 5,269.55 and 1,868.83

Step by Step Solution

1. Step 1: Write the proportion equation
   3,510.91 : 5,269.55 = 1,868.83 : x
2. Step 2: Convert to fraction form
   3,510.91/5,269.55 = 1,868.83/x
3. Step 3: Cross multiply
   3,510.91x = 5,269.55 × 1,868.83
4. Step 4: Simplify right side
   3,510.91x = 9,847,893.13
5. Step 5: Solve for x
   x = 9,847,893.13/3,510.91
6. Step 6: Final answer
   x = 2,804.94