Finding the Fourth Proportional to 2,774.87, 3,829.40 and 1,515.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,774.87 : 3,829.40 = 1,515.98 : x
2. Step 2: Convert to fraction form
   2,774.87/3,829.40 = 1,515.98/x
3. Step 3: Cross multiply
   2,774.87x = 3,829.40 × 1,515.98
4. Step 4: Simplify right side
   2,774.87x = 5,805,280.01
5. Step 5: Solve for x
   x = 5,805,280.01/2,774.87
6. Step 6: Final answer
   x = 2,092.09