Finding the Fourth Proportional to 1,876.89, 2,589.88 and 1,037.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,876.89 : 2,589.88 = 1,037.54 : x
2. Step 2: Convert to fraction form
   1,876.89/2,589.88 = 1,037.54/x
3. Step 3: Cross multiply
   1,876.89x = 2,589.88 × 1,037.54
4. Step 4: Simplify right side
   1,876.89x = 2,687,104.10
5. Step 5: Solve for x
   x = 2,687,104.10/1,876.89
6. Step 6: Final answer
   x = 1,431.68