Finding the Fourth Proportional to 2,772.06, 3,825.37 and 1,513.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,772.06 : 3,825.37 = 1,513.15 : x
2. Step 2: Convert to fraction form
   2,772.06/3,825.37 = 1,513.15/x
3. Step 3: Cross multiply
   2,772.06x = 3,825.37 × 1,513.15
4. Step 4: Simplify right side
   2,772.06x = 5,788,346.69
5. Step 5: Solve for x
   x = 5,788,346.69/2,772.06
6. Step 6: Final answer
   x = 2,088.11