Finding the Fourth Proportional to 1,867.22, 2,577.33 and 1,081.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,867.22 : 2,577.33 = 1,081.46 : x
2. Step 2: Convert to fraction form
   1,867.22/2,577.33 = 1,081.46/x
3. Step 3: Cross multiply
   1,867.22x = 2,577.33 × 1,081.46
4. Step 4: Simplify right side
   1,867.22x = 2,787,279.30
5. Step 5: Solve for x
   x = 2,787,279.30/1,867.22
6. Step 6: Final answer
   x = 1,492.74