Finding the Fourth Proportional to 2,772.86, 3,826.48 and 1,513.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,772.86 : 3,826.48 = 1,513.86 : x
2. Step 2: Convert to fraction form
   2,772.86/3,826.48 = 1,513.86/x
3. Step 3: Cross multiply
   2,772.86x = 3,826.48 × 1,513.86
4. Step 4: Simplify right side
   2,772.86x = 5,792,751.23
5. Step 5: Solve for x
   x = 5,792,751.23/2,772.86
6. Step 6: Final answer
   x = 2,089.09