Finding the Fourth Proportional to 1,081.46, 1,493.29 and 1,027.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,081.46 : 1,493.29 = 1,027.10 : x
2. Step 2: Convert to fraction form
   1,081.46/1,493.29 = 1,027.10/x
3. Step 3: Cross multiply
   1,081.46x = 1,493.29 × 1,027.10
4. Step 4: Simplify right side
   1,081.46x = 1,533,758.16
5. Step 5: Solve for x
   x = 1,533,758.16/1,081.46
6. Step 6: Final answer
   x = 1,418.23