Finding the Fourth Proportional to 2,528.69, 3,787.50 and 2,084.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,528.69 : 3,787.50 = 2,084.95 : x
2. Step 2: Convert to fraction form
   2,528.69/3,787.50 = 2,084.95/x
3. Step 3: Cross multiply
   2,528.69x = 3,787.50 × 2,084.95
4. Step 4: Simplify right side
   2,528.69x = 7,896,745.04
5. Step 5: Solve for x
   x = 7,896,745.04/2,528.69
6. Step 6: Final answer
   x = 3,122.87