Finding the Fourth Proportional to 2,772.02, 3,825.30 and 1,513.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,772.02 : 3,825.30 = 1,513.07 : x
2. Step 2: Convert to fraction form
   2,772.02/3,825.30 = 1,513.07/x
3. Step 3: Cross multiply
   2,772.02x = 3,825.30 × 1,513.07
4. Step 4: Simplify right side
   2,772.02x = 5,787,947.56
5. Step 5: Solve for x
   x = 5,787,947.56/2,772.02
6. Step 6: Final answer
   x = 2,087.99