Finding the Fourth Proportional to 1,873.78, 2,585.81 and 1,034.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,873.78 : 2,585.81 = 1,034.48 : x
2. Step 2: Convert to fraction form
   1,873.78/2,585.81 = 1,034.48/x
3. Step 3: Cross multiply
   1,873.78x = 2,585.81 × 1,034.48
4. Step 4: Simplify right side
   1,873.78x = 2,674,977.78
5. Step 5: Solve for x
   x = 2,674,977.78/1,873.78
6. Step 6: Final answer
   x = 1,427.59