Finding the Fourth Proportional to 1,870.81, 2,581.64 and 1,104.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.81 : 2,581.64 = 1,104.27 : x
2. Step 2: Convert to fraction form
   1,870.81/2,581.64 = 1,104.27/x
3. Step 3: Cross multiply
   1,870.81x = 2,581.64 × 1,104.27
4. Step 4: Simplify right side
   1,870.81x = 2,850,809.17
5. Step 5: Solve for x
   x = 2,850,809.17/1,870.81
6. Step 6: Final answer
   x = 1,523.84