Finding the Fourth Proportional to 2,772.98, 3,826.73 and 1,530.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,772.98 : 3,826.73 = 1,530.98 : x
2. Step 2: Convert to fraction form
   2,772.98/3,826.73 = 1,530.98/x
3. Step 3: Cross multiply
   2,772.98x = 3,826.73 × 1,530.98
4. Step 4: Simplify right side
   2,772.98x = 5,858,647.10
5. Step 5: Solve for x
   x = 5,858,647.10/2,772.98
6. Step 6: Final answer
   x = 2,112.76