Finding the Fourth Proportional to 2,002.95, 2,763.50 and 1,560.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,002.95 : 2,763.50 = 1,560.87 : x
2. Step 2: Convert to fraction form
   2,002.95/2,763.50 = 1,560.87/x
3. Step 3: Cross multiply
   2,002.95x = 2,763.50 × 1,560.87
4. Step 4: Simplify right side
   2,002.95x = 4,313,456.44
5. Step 5: Solve for x
   x = 4,313,456.44/2,002.95
6. Step 6: Final answer
   x = 2,153.55