Finding the Fourth Proportional to 2,024.95, 3,037.18 and 870.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,024.95 : 3,037.18 = 870.55 : x
2. Step 2: Convert to fraction form
   2,024.95/3,037.18 = 870.55/x
3. Step 3: Cross multiply
   2,024.95x = 3,037.18 × 870.55
4. Step 4: Simplify right side
   2,024.95x = 2,644,017.05
5. Step 5: Solve for x
   x = 2,644,017.05/2,024.95
6. Step 6: Final answer
   x = 1,305.72