Finding the Fourth Proportional to 1,873.42, 2,585.57 and 1,175.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,873.42 : 2,585.57 = 1,175.74 : x
2. Step 2: Convert to fraction form
   1,873.42/2,585.57 = 1,175.74/x
3. Step 3: Cross multiply
   1,873.42x = 2,585.57 × 1,175.74
4. Step 4: Simplify right side
   1,873.42x = 3,039,945.73
5. Step 5: Solve for x
   x = 3,039,945.73/1,873.42
6. Step 6: Final answer
   x = 1,622.67